Q: Is 1,423,107 a Prime Number?
A: No, 1,423,107 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 1423107 can be evenly divided by 1 3 7 9 21 49 63 147 343 441 461 1,029 1,383 3,087 3,227 4,149 9,681 22,589 29,043 67,767 158,123 203,301 474,369 and 1,423,107, with no remainder.
Since 1,423,107 cannot be divided by just 1 and 1,423,107, it is not a prime number.