56528153 has 4 divisors (see below), whose sum is σ = 61667088. Its totient is φ = 51389220.

The previous prime is 56528149. The next prime is 56528167. The reversal of 56528153 is 35182565.

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 56528153 - 2² = 56528149 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56528123) 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, 2569451 + ... + 2569472.

It is an arithmetic number, because the mean of its divisors is an integer number (15416772).

Almost surely, 2^56528153 is an apocalyptic number.

It is an amenable number.

56528153 is a deficient number, since it is larger than the sum of its proper divisors (5138935).

56528153 is a wasteful number, since it uses less digits than its factorization.

56528153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5138934.

The product of its digits is 36000, while the sum is 35.

The square root of 56528153 is about 7518.5206656629. The cubic root of 56528153 is about 383.7852373504.

The spelling of 56528153 in words is "fifty-six million, five hundred twenty-eight thousand, one hundred fifty-three".