Q: Is 1,396,421 a Prime Number?
A: No, 1,396,421 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 1396421 can be evenly divided by 1 13 163 659 2,119 8,567 107,417 and 1,396,421, with no remainder.
Since 1,396,421 cannot be divided by just 1 and 1,396,421, it is not a prime number.