Q: Is 167,405 a Prime Number?
A: No, 167,405 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 167405 can be evenly divided by 1 5 7 35 4,783 23,915 33,481 and 167,405, with no remainder.
Since 167,405 cannot be divided by just 1 and 167,405, it is not a prime number.