556623113 has 4 divisors (see below), whose sum is σ = 558952320. Its totient is φ = 554293908.

The previous prime is 556623103. The next prime is 556623127. The reversal of 556623113 is 311326655.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 311326655 = 5 ⋅62265331.

It is a cyclic number.

It is not a de Polignac number, because 556623113 - 2⁴ = 556623097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 556623113.

It is not an unprimeable number, because it can be changed into a prime (556623103) 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, 1164245 + ... + 1164722.

It is an arithmetic number, because the mean of its divisors is an integer number (139738080).

Almost surely, 2^556623113 is an apocalyptic number.

It is an amenable number.

556623113 is a deficient number, since it is larger than the sum of its proper divisors (2329207).

556623113 is a wasteful number, since it uses less digits than its factorization.

556623113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329206.

The product of its digits is 16200, while the sum is 32.

The square root of 556623113 is about 23592.8614839320. The cubic root of 556623113 is about 822.5969191322.

Adding to 556623113 its reverse (311326655), we get a palindrome (867949768).

The spelling of 556623113 in words is "five hundred fifty-six million, six hundred twenty-three thousand, one hundred thirteen".