556323115 has 4 divisors (see below), whose sum is σ = 667587744. Its totient is φ = 445058488.

The previous prime is 556323107. The next prime is 556323133. The reversal of 556323115 is 511323655.

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 556323115 - 2³ = 556323107 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55632307 + ... + 55632316.

It is an arithmetic number, because the mean of its divisors is an integer number (166896936).

Almost surely, 2^556323115 is an apocalyptic number.

556323115 is a deficient number, since it is larger than the sum of its proper divisors (111264629).

556323115 is a wasteful number, since it uses less digits than its factorization.

556323115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111264628.

The product of its digits is 13500, while the sum is 31.

The square root of 556323115 is about 23586.5028141096. The cubic root of 556323115 is about 822.4491100956.

The spelling of 556323115 in words is "five hundred fifty-six million, three hundred twenty-three thousand, one hundred fifteen".