56561153 has 8 divisors (see below), whose sum is σ = 61788096. Its totient is φ = 51348400.

The previous prime is 56561149. The next prime is 56561161. The reversal of 56561153 is 35116565.

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 56561153 - 2² = 56561149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56563153) 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, 5900 + ... + 12162.

It is an arithmetic number, because the mean of its divisors is an integer number (7723512).

Almost surely, 2^56561153 is an apocalyptic number.

It is an amenable number.

56561153 is a deficient number, since it is larger than the sum of its proper divisors (5226943).

56561153 is a wasteful number, since it uses less digits than its factorization.

56561153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7095.

The product of its digits is 13500, while the sum is 32.

The square root of 56561153 is about 7520.7149261224. The cubic root of 56561153 is about 383.8599048594.

The spelling of 56561153 in words is "fifty-six million, five hundred sixty-one thousand, one hundred fifty-three".