Q: Is 961,143 a Prime Number?
A: No, 961,143 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 961143 can be evenly divided by 1 3 421 761 1,263 2,283 320,381 and 961,143, with no remainder.
Since 961,143 cannot be divided by just 1 and 961,143, it is not a prime number.