Q: Is 5,405,121 a Prime Number?
A: No, 5,405,121 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 5405121 can be evenly divided by 1 3 9 600,569 1,801,707 and 5,405,121, with no remainder.
Since 5,405,121 cannot be divided by just 1 and 5,405,121, it is not a prime number.