520113463 has 8 divisors (see below), whose sum is σ = 538430400. Its totient is φ = 501822048.

The previous prime is 520113431. The next prime is 520113469. The reversal of 520113463 is 364311025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 520113463 - 2⁵ = 520113431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520113469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41218 + ... + 52336.

It is an arithmetic number, because the mean of its divisors is an integer number (67303800).

Almost surely, 2^520113463 is an apocalyptic number.

520113463 is a deficient number, since it is larger than the sum of its proper divisors (18316937).

520113463 is a wasteful number, since it uses less digits than its factorization.

520113463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12761.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 520113463 is about 22805.9962071382. The cubic root of 520113463 is about 804.2036351063.

Adding to 520113463 its reverse (364311025), we get a palindrome (884424488).

The spelling of 520113463 in words is "five hundred twenty million, one hundred thirteen thousand, four hundred sixty-three".