Q: Is 1,042,605 a Prime Number?
A: No, 1,042,605 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 1042605 can be evenly divided by 1 3 5 9 15 27 45 135 7,723 23,169 38,615 69,507 115,845 208,521 347,535 and 1,042,605, with no remainder.
Since 1,042,605 cannot be divided by just 1 and 1,042,605, it is not a prime number.