Q: Is 1,534,421 a Prime Number?
A: No, 1,534,421 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 1534421 can be evenly divided by 1 7 19 83 133 139 581 973 1,577 2,641 11,039 11,537 18,487 80,759 219,203 and 1,534,421, with no remainder.
Since 1,534,421 cannot be divided by just 1 and 1,534,421, it is not a prime number.