515813134 has 16 divisors (see below), whose sum is σ = 814512672. Its totient is φ = 244507648.

The previous prime is 515813113. The next prime is 515813143. The reversal of 515813134 is 431318515.

It is a junction number, because it is equal to n+sod(n) for n = 515813096 and 515813105.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 44419 + ... + 54814.

It is an arithmetic number, because the mean of its divisors is an integer number (50907042).

Almost surely, 2^515813134 is an apocalyptic number.

515813134 is a deficient number, since it is larger than the sum of its proper divisors (298699538).

515813134 is a wasteful number, since it uses less digits than its factorization.

515813134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99371.

The product of its digits is 7200, while the sum is 31.

The square root of 515813134 is about 22711.5198522688. The cubic root of 515813134 is about 801.9810973088.

It can be divided in two parts, 51 and 5813134, that added together give a palindrome (5813185).

The spelling of 515813134 in words is "five hundred fifteen million, eight hundred thirteen thousand, one hundred thirty-four".