Q: Is 111,457 a Prime Number?
A: No, 111,457 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 111457 can be evenly divided by 1 227 491 and 111,457, with no remainder.
Since 111,457 cannot be divided by just 1 and 111,457, it is not a prime number.