Q: Is 111,843 a Prime Number?
A: No, 111,843 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 111843 can be evenly divided by 1 3 9 17 43 51 129 153 289 387 731 867 2,193 2,601 6,579 12,427 37,281 and 111,843, with no remainder.
Since 111,843 cannot be divided by just 1 and 111,843, it is not a prime number.