Q: Is 1,155,088 a Prime Number?
A: No, 1,155,088 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 1155088 can be evenly divided by 1 2 4 8 11 16 22 44 88 176 6,563 13,126 26,252 52,504 72,193 105,008 144,386 288,772 577,544 and 1,155,088, with no remainder.
Since 1,155,088 cannot be divided by just 1 and 1,155,088, it is not a prime number.