520312424003 has 4 divisors (see below), whose sum is σ = 520316697888. Its totient is φ = 520308150120.

The previous prime is 520312423973. The next prime is 520312424063. The reversal of 520312424003 is 300424213025.

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

It is a cyclic number.

It is not a de Polignac number, because 520312424003 - 2³⁴ = 503132554819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (520312424063) 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, 1948808 + ... + 2199653.

It is an arithmetic number, because the mean of its divisors is an integer number (130079174472).

Almost surely, 2^520312424003 is an apocalyptic number.

520312424003 is a deficient number, since it is larger than the sum of its proper divisors (4273885).

520312424003 is a wasteful number, since it uses less digits than its factorization.

520312424003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4273884.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 520312424003 its reverse (300424213025), we get a palindrome (820736637028).

The spelling of 520312424003 in words is "five hundred twenty billion, three hundred twelve million, four hundred twenty-four thousand, three".