diff --git a/PrimeNum.c b/PrimeNum.c
new file mode 100644
index 00000000..02b955d0
--- /dev/null
+++ b/PrimeNum.c
@@ -0,0 +1,26 @@
+//Program to check given number is prime or not
+#include <stdio.h>
+int main() {
+    int n, i, flag = 0;
+    printf("Enter a number: ");
+    scanf("%d", &n);
+    
+    if (n <= 1) {
+        printf("%d is not a prime number.\n", n);
+        return 0;
+    }
+
+    for (i = 2; i <= n / 2; i++) {
+        if (n % i == 0) {
+            flag = 1;
+            break;
+        }
+    }
+
+    if (flag == 0)
+        printf("%d is a prime number.\n", n);
+    else
+        printf("%d is not a prime number.\n", n);
+
+    return 0;
+}