520977093 has 64 divisors (see below), whose sum is σ = 919511040. Its totient is φ = 254679552.

The previous prime is 520977077. The next prime is 520977109. The reversal of 520977093 is 390779025.

It is an interprime number because it is at equal distance from previous prime (520977077) and next prime (520977109).

It is not a de Polignac number, because 520977093 - 2⁴ = 520977077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520977013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 242721 + ... + 244857.

It is an arithmetic number, because the mean of its divisors is an integer number (14367360).

Almost surely, 2^520977093 is an apocalyptic number.

It is an amenable number.

520977093 is a deficient number, since it is larger than the sum of its proper divisors (398533947).

520977093 is a wasteful number, since it uses less digits than its factorization.

520977093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2226.

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 520977093 is about 22824.9226285655. The cubic root of 520977093 is about 804.6485061920.

The spelling of 520977093 in words is "five hundred twenty million, nine hundred seventy-seven thousand, ninety-three".