Q: Is 135,401 a Prime Number?
A: No, 135,401 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 135401 can be evenly divided by 1 7 23 29 161 203 667 841 4,669 5,887 19,343 and 135,401, with no remainder.
Since 135,401 cannot be divided by just 1 and 135,401, it is not a prime number.