Q: Is 2,457 a Prime Number?
A: No, 2,457 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 2457 can be evenly divided by 1 3 7 9 13 21 27 39 63 91 117 189 273 351 819 and 2,457, with no remainder.
Since 2,457 cannot be divided by just 1 and 2,457, it is not a prime number.