Q: Is 1,423,443 a Prime Number?
A: No, 1,423,443 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 1423443 can be evenly divided by 1 3 7 21 67,783 203,349 474,481 and 1,423,443, with no remainder.
Since 1,423,443 cannot be divided by just 1 and 1,423,443, it is not a prime number.