diff --git a/Mathematics_Algo/isPrimeProduct.cpp b/Mathematics_Algo/isPrimeProduct.cpp
new file mode 100644
index 0000000..273f384
--- /dev/null
+++ b/Mathematics_Algo/isPrimeProduct.cpp
@@ -0,0 +1,26 @@
+int prime(int n)
+{
+    int i,c;
+    for(i=2,c=0;i<sqrt(n);i++)
+    {
+        if(n%i==0)
+        {
+            c++;
+            break;
+        }
+    }
+    if(c==0) return true;
+    else return false;
+}
+int primeproduct(int n)
+{
+    int i;
+    for(i=1;i<=n;i++)
+    {
+        if(prime(i)&&prime(n/i))
+        {
+            if(i*(n/i)==n) return true;
+        }
+    }
+    return false;
+}
diff --git a/String_Algo/areAnagram.cpp b/String_Algo/areAnagram.cpp
new file mode 100644
index 0000000..d1e887d
--- /dev/null
+++ b/String_Algo/areAnagram.cpp
@@ -0,0 +1,11 @@
+bool areAnagram(string s1,string s2)
+{
+    if(s1.length()!=s2.length()) return false;
+    else
+    {
+        sort(s1.begin(),s1.end());
+        sort(s2.begin(),s2.end());
+        if(s1.compare(s2)==0) return true;
+        else return false;
+    }
+}
diff --git a/String_Algo/isConsonant.cpp b/String_Algo/isConsonant.cpp
new file mode 100644
index 0000000..d64cfcf
--- /dev/null
+++ b/String_Algo/isConsonant.cpp
@@ -0,0 +1,5 @@
+bool isConsonant(char ch)
+{
+    if(ch=='a'||ch=='e'||ch=='i'||ch=='o'||ch=='u') return false;
+    else return true;
+}