Q: Is 1,057,721 a Prime Number?
A: No, 1,057,721 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 1057721 can be evenly divided by 1 7 53 371 2,851 19,957 151,103 and 1,057,721, with no remainder.
Since 1,057,721 cannot be divided by just 1 and 1,057,721, it is not a prime number.