Q: Is 1,042,155 a Prime Number?
A: No, 1,042,155 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 1042155 can be evenly divided by 1 3 5 9 15 45 23,159 69,477 115,795 208,431 347,385 and 1,042,155, with no remainder.
Since 1,042,155 cannot be divided by just 1 and 1,042,155, it is not a prime number.