556975061 has 4 divisors (see below), whose sum is σ = 581191392. Its totient is φ = 532758732.

The previous prime is 556975021. The next prime is 556975091. The reversal of 556975061 is 160579655.

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.

It is a cyclic number.

It is not a de Polignac number, because 556975061 - 2⁶ = 556974997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556975021) 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, 12108131 + ... + 12108176.

It is an arithmetic number, because the mean of its divisors is an integer number (145297848).

Almost surely, 2^556975061 is an apocalyptic number.

It is an amenable number.

556975061 is a deficient number, since it is larger than the sum of its proper divisors (24216331).

556975061 is a wasteful number, since it uses less digits than its factorization.

556975061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24216330.

The product of its (nonzero) digits is 283500, while the sum is 44.

The square root of 556975061 is about 23600.3190868259. The cubic root of 556975061 is about 822.7702562531.

The spelling of 556975061 in words is "five hundred fifty-six million, nine hundred seventy-five thousand, sixty-one".