456681513 has 4 divisors (see below), whose sum is σ = 608908688. Its totient is φ = 304454340.

The previous prime is 456681497. The next prime is 456681527. The reversal of 456681513 is 315186654.

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.

It is not a de Polignac number, because 456681513 - 2⁴ = 456681497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (456685513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76113583 + ... + 76113588.

It is an arithmetic number, because the mean of its divisors is an integer number (152227172).

Almost surely, 2^456681513 is an apocalyptic number.

It is an amenable number.

456681513 is a deficient number, since it is larger than the sum of its proper divisors (152227175).

456681513 is a wasteful number, since it uses less digits than its factorization.

456681513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152227174.

The product of its digits is 86400, while the sum is 39.

The square root of 456681513 is about 21370.1079314074. The cubic root of 456681513 is about 770.0834861971.

The spelling of 456681513 in words is "four hundred fifty-six million, six hundred eighty-one thousand, five hundred thirteen".