Q: Is 1,111,443 a Prime Number?
A: No, 1,111,443 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 1111443 can be evenly divided by 1 3 17 19 31 37 51 57 93 111 323 527 589 629 703 969 1,147 1,581 1,767 1,887 2,109 3,441 10,013 11,951 19,499 21,793 30,039 35,853 58,497 65,379 370,481 and 1,111,443, with no remainder.
Since 1,111,443 cannot be divided by just 1 and 1,111,443, it is not a prime number.