Q: Is 1,418,438 a Prime Number?
A: No, 1,418,438 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 1418438 can be evenly divided by 1 2 7 14 71 142 497 994 1,427 2,854 9,989 19,978 101,317 202,634 709,219 and 1,418,438, with no remainder.
Since 1,418,438 cannot be divided by just 1 and 1,418,438, it is not a prime number.