Q: Is 2,121,433 a Prime Number?
A: Yes, 2,121,433 is a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2121433 can be evenly divided by 1 and 2,121,433, with no remainder.
Since 2,121,433 can be divided by just 1 and 2,121,433, it is a prime number.