325311513 has 4 divisors (see below), whose sum is σ = 433748688. Its totient is φ = 216874340.

The previous prime is 325311479. The next prime is 325311527. The reversal of 325311513 is 315113523.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 315113523 = 3 ⋅105037841.

It is a cyclic number.

It is not a de Polignac number, because 325311513 - 2⁸ = 325311257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (325311533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54218583 + ... + 54218588.

It is an arithmetic number, because the mean of its divisors is an integer number (108437172).

Almost surely, 2^325311513 is an apocalyptic number.

It is an amenable number.

325311513 is a deficient number, since it is larger than the sum of its proper divisors (108437175).

325311513 is a wasteful number, since it uses less digits than its factorization.

325311513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108437174.

The product of its digits is 1350, while the sum is 24.

The square root of 325311513 is about 18036.3941241036. The cubic root of 325311513 is about 687.7540309946.

The spelling of 325311513 in words is "three hundred twenty-five million, three hundred eleven thousand, five hundred thirteen".