556105115 has 4 divisors (see below), whose sum is σ = 667326144. Its totient is φ = 444884088.

The previous prime is 556105103. The next prime is 556105117. The reversal of 556105115 is 511501655.

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 556105115 - 2⁶ = 556105051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556105117) 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, 55610507 + ... + 55610516.

It is an arithmetic number, because the mean of its divisors is an integer number (166831536).

Almost surely, 2^556105115 is an apocalyptic number.

556105115 is a deficient number, since it is larger than the sum of its proper divisors (111221029).

556105115 is a wasteful number, since it uses less digits than its factorization.

556105115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111221028.

The product of its (nonzero) digits is 3750, while the sum is 29.

The square root of 556105115 is about 23581.8810742485. The cubic root of 556105115 is about 822.3416681399.

The spelling of 556105115 in words is "five hundred fifty-six million, one hundred five thousand, one hundred fifteen".