Q: Is 1,331,613 a Prime Number?
A: No, 1,331,613 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 1331613 can be evenly divided by 1 3 9 27 149 331 447 993 1,341 2,979 4,023 8,937 49,319 147,957 443,871 and 1,331,613, with no remainder.
Since 1,331,613 cannot be divided by just 1 and 1,331,613, it is not a prime number.