Q: Is 9,999 a Prime Number?
A: No, 9,999 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 9999 can be evenly divided by 1 3 9 11 33 99 101 303 909 1,111 3,333 and 9,999, with no remainder.
Since 9,999 cannot be divided by just 1 and 9,999, it is not a prime number.