Q: Is 961,609 a Prime Number?
A: No, 961,609 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 961609 can be evenly divided by 1 11 19 43 107 209 473 817 1,177 2,033 4,601 8,987 22,363 50,611 87,419 and 961,609, with no remainder.
Since 961,609 cannot be divided by just 1 and 961,609, it is not a prime number.