How find the Modulus function in Zoho creator

How find the Modulus function in Zoho creator

Hi,

I want to find the Given Number is "PRIME NUMBER" OR "NOT"

So, I need this function where I can write the program to find the number is "Prime or Not".

I have checked in Google, no where I found this function in Zoho creator application

Kindly let me know, 

Thanking you,
Regards
Prashanth K