520088134 has 4 divisors (see below), whose sum is σ = 780132204. Its totient is φ = 260044066.

The previous prime is 520088113. The next prime is 520088171. The reversal of 520088134 is 431880025.

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

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 520088096 and 520088105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130022032 + ... + 130022035.

It is an arithmetic number, because the mean of its divisors is an integer number (195033051).

Almost surely, 2^520088134 is an apocalyptic number.

520088134 is a deficient number, since it is larger than the sum of its proper divisors (260044070).

520088134 is a wasteful number, since it uses less digits than its factorization.

520088134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260044069.

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 520088134 is about 22805.4408858939. The cubic root of 520088134 is about 804.1905802596.

The spelling of 520088134 in words is "five hundred twenty million, eighty-eight thousand, one hundred thirty-four".