Q: Is 1,343,221 a Prime Number?
A: No, 1,343,221 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 1343221 can be evenly divided by 1 11 17 121 187 653 2,057 7,183 11,101 79,013 122,111 and 1,343,221, with no remainder.
Since 1,343,221 cannot be divided by just 1 and 1,343,221, it is not a prime number.