Q: Is 2,143,164 a Prime Number?
A: No, 2,143,164 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 2143164 can be evenly divided by 1 2 3 4 6 12 178,597 357,194 535,791 714,388 1,071,582 and 2,143,164, with no remainder.
Since 2,143,164 cannot be divided by just 1 and 2,143,164, it is not a prime number.