Q: Is 1,042,521 a Prime Number?
A: No, 1,042,521 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 1042521 can be evenly divided by 1 3 23 29 69 87 521 667 1,563 2,001 11,983 15,109 35,949 45,327 347,507 and 1,042,521, with no remainder.
Since 1,042,521 cannot be divided by just 1 and 1,042,521, it is not a prime number.