Q: Is 135,723 a Prime Number?
A: No, 135,723 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 135723 can be evenly divided by 1 3 7 21 23 69 161 281 483 843 1,967 5,901 6,463 19,389 45,241 and 135,723, with no remainder.
Since 135,723 cannot be divided by just 1 and 135,723, it is not a prime number.