325663133 has 2 divisors, whose sum is σ = 325663134. Its totient is φ = 325663132.

The previous prime is 325663061. The next prime is 325663157. The reversal of 325663133 is 331366523.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 255136729 + 70526404 = 15973^2 + 8398^2 .

It is a cyclic number.

It is not a de Polignac number, because 325663133 - 2¹⁴ = 325646749 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 325663133.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (325663183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162831566 + 162831567.

It is an arithmetic number, because the mean of its divisors is an integer number (162831567).

Almost surely, 2^325663133 is an apocalyptic number.

It is an amenable number.

325663133 is a deficient number, since it is larger than the sum of its proper divisors (1).

325663133 is an equidigital number, since it uses as much as digits as its factorization.

325663133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29160, while the sum is 32.

The square root of 325663133 is about 18046.1390053385. The cubic root of 325663133 is about 688.0017330552.

The spelling of 325663133 in words is "three hundred twenty-five million, six hundred sixty-three thousand, one hundred thirty-three".