56563129 has 8 divisors (see below), whose sum is σ = 64713600. Its totient is φ = 48430176.

The previous prime is 56563109. The next prime is 56563139. The reversal of 56563129 is 92136565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56563129 - 2⁹ = 56562617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56563109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3492 + ... + 11194.

It is an arithmetic number, because the mean of its divisors is an integer number (8089200).

Almost surely, 2^56563129 is an apocalyptic number.

It is an amenable number.

56563129 is a deficient number, since it is larger than the sum of its proper divisors (8150471).

56563129 is a wasteful number, since it uses less digits than its factorization.

56563129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8759.

The product of its digits is 48600, while the sum is 37.

The square root of 56563129 is about 7520.8462954644. The cubic root of 56563129 is about 383.8643749377.

The spelling of 56563129 in words is "fifty-six million, five hundred sixty-three thousand, one hundred twenty-nine".