Q: Is 1,255,167 a Prime Number?
A: No, 1,255,167 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 1255167 can be evenly divided by 1 3 9 89 267 801 1,567 4,701 14,103 139,463 418,389 and 1,255,167, with no remainder.
Since 1,255,167 cannot be divided by just 1 and 1,255,167, it is not a prime number.