556087107 has 4 divisors (see below), whose sum is σ = 741449480. Its totient is φ = 370724736.

The previous prime is 556087099. The next prime is 556087139. The reversal of 556087107 is 701780655.

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

It is not a de Polignac number, because 556087107 - 2³ = 556087099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556087157) 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, 92681182 + ... + 92681187.

It is an arithmetic number, because the mean of its divisors is an integer number (185362370).

Almost surely, 2^556087107 is an apocalyptic number.

556087107 is a deficient number, since it is larger than the sum of its proper divisors (185362373).

556087107 is a wasteful number, since it uses less digits than its factorization.

556087107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185362372.

The product of its (nonzero) digits is 58800, while the sum is 39.

The square root of 556087107 is about 23581.4992525921. The cubic root of 556087107 is about 822.3327915875.

The spelling of 556087107 in words is "five hundred fifty-six million, eighty-seven thousand, one hundred seven".