Q: Is 133,423 a Prime Number?
A: No, 133,423 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 133423 can be evenly divided by 1 23 5,801 and 133,423, with no remainder.
Since 133,423 cannot be divided by just 1 and 133,423, it is not a prime number.