Q: Is 1,342,143 a Prime Number?
A: No, 1,342,143 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 1342143 can be evenly divided by 1 3 9 11 27 33 99 297 4,519 13,557 40,671 49,709 122,013 149,127 447,381 and 1,342,143, with no remainder.
Since 1,342,143 cannot be divided by just 1 and 1,342,143, it is not a prime number.