518470159 has 4 divisors (see below), whose sum is σ = 532482904. Its totient is φ = 504457416.

The previous prime is 518470153. The next prime is 518470193. The reversal of 518470159 is 951074815.

It is a happy number.

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 518470159 - 2³ = 518470151 is a prime.

It is a super-2 number, since 2×518470159² = 537622611546970562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (518470151) 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, 7006317 + ... + 7006390.

It is an arithmetic number, because the mean of its divisors is an integer number (133120726).

Almost surely, 2^518470159 is an apocalyptic number.

518470159 is a deficient number, since it is larger than the sum of its proper divisors (14012745).

518470159 is a wasteful number, since it uses less digits than its factorization.

518470159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14012744.

The product of its (nonzero) digits is 50400, while the sum is 40.

The square root of 518470159 is about 22769.9398110755. The cubic root of 518470159 is about 803.3557782373.

The spelling of 518470159 in words is "five hundred eighteen million, four hundred seventy thousand, one hundred fifty-nine".