556113043 has 4 divisors (see below), whose sum is σ = 558420808. Its totient is φ = 553805280.

The previous prime is 556113017. The next prime is 556113079. The reversal of 556113043 is 340311655.

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 556113043 - 2²⁵ = 522558611 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556113013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153521 + ... + 1154002.

It is an arithmetic number, because the mean of its divisors is an integer number (139605202).

Almost surely, 2^556113043 is an apocalyptic number.

556113043 is a deficient number, since it is larger than the sum of its proper divisors (2307765).

556113043 is a wasteful number, since it uses less digits than its factorization.

556113043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307764.

The product of its (nonzero) digits is 5400, while the sum is 28.

The square root of 556113043 is about 23582.0491688063. The cubic root of 556113043 is about 822.3455759705.

Adding to 556113043 its reverse (340311655), we get a palindrome (896424698).

The spelling of 556113043 in words is "five hundred fifty-six million, one hundred thirteen thousand, forty-three".