Q: Is 1,423,318 a Prime Number?
A: No, 1,423,318 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 1423318 can be evenly divided by 1 2 13 26 169 338 4,211 8,422 54,743 109,486 711,659 and 1,423,318, with no remainder.
Since 1,423,318 cannot be divided by just 1 and 1,423,318, it is not a prime number.