Q: Is 143,475 a Prime Number?
A: No, 143,475 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 143475 can be evenly divided by 1 3 5 15 25 75 1,913 5,739 9,565 28,695 47,825 and 143,475, with no remainder.
Since 143,475 cannot be divided by just 1 and 143,475, it is not a prime number.