559115623 has 4 divisors (see below), whose sum is σ = 609944328. Its totient is φ = 508286920.

The previous prime is 559115611. The next prime is 559115633. The reversal of 559115623 is 326511955.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-559115623 is a prime.

It is a super-2 number, since 2×559115623² = 625220559765356258, 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 (559115633) 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, 25414336 + ... + 25414357.

It is an arithmetic number, because the mean of its divisors is an integer number (152486082).

Almost surely, 2^559115623 is an apocalyptic number.

559115623 is a deficient number, since it is larger than the sum of its proper divisors (50828705).

559115623 is a wasteful number, since it uses less digits than its factorization.

559115623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50828704.

The product of its digits is 40500, while the sum is 37.

The square root of 559115623 is about 23645.6258745672. The cubic root of 559115623 is about 823.8229301670.

The spelling of 559115623 in words is "five hundred fifty-nine million, one hundred fifteen thousand, six hundred twenty-three".