518113473 has 8 divisors (see below), whose sum is σ = 699141408. Its totient is φ = 341247264.

The previous prime is 518113459. The next prime is 518113487. The reversal of 518113473 is 374311815.

It is an interprime number because it is at equal distance from previous prime (518113459) and next prime (518113487).

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

It is not a de Polignac number, because 518113473 - 2²⁰ = 517064897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (518113423) 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, 1040140 + ... + 1040637.

It is an arithmetic number, because the mean of its divisors is an integer number (87392676).

Almost surely, 2^518113473 is an apocalyptic number.

It is an amenable number.

518113473 is a deficient number, since it is larger than the sum of its proper divisors (181027935).

518113473 is a wasteful number, since it uses less digits than its factorization.

518113473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2080863.

The product of its digits is 10080, while the sum is 33.

The square root of 518113473 is about 22762.1060756688. The cubic root of 518113473 is about 803.1715108050.

The spelling of 518113473 in words is "five hundred eighteen million, one hundred thirteen thousand, four hundred seventy-three".