Q: Is 1,445,221 a Prime Number?
A: No, 1,445,221 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 1445221 can be evenly divided by 1 17 151 563 2,567 9,571 85,013 and 1,445,221, with no remainder.
Since 1,445,221 cannot be divided by just 1 and 1,445,221, it is not a prime number.