325179131393 has 4 divisors (see below), whose sum is σ = 326444420100. Its totient is φ = 323913842688.

The previous prime is 325179131371. The next prime is 325179131441. The reversal of 325179131393 is 393131971523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 232986739969 + 92192391424 = 482687^2 + 303632^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-325179131393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (325179131293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632643968 + ... + 632644481.

It is an arithmetic number, because the mean of its divisors is an integer number (81611105025).

Almost surely, 2^325179131393 is an apocalyptic number.

It is an amenable number.

325179131393 is a deficient number, since it is larger than the sum of its proper divisors (1265288707).

325179131393 is a wasteful number, since it uses less digits than its factorization.

325179131393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265288706.

The product of its digits is 459270, while the sum is 47.

The spelling of 325179131393 in words is "three hundred twenty-five billion, one hundred seventy-nine million, one hundred thirty-one thousand, three hundred ninety-three".