Q: Is 1,043,721 a Prime Number?
A: No, 1,043,721 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 1043721 can be evenly divided by 1 3 7 9 21 63 16,567 49,701 115,969 149,103 347,907 and 1,043,721, with no remainder.
Since 1,043,721 cannot be divided by just 1 and 1,043,721, it is not a prime number.