56159359 has 4 divisors (see below), whose sum is σ = 56282704. Its totient is φ = 56036016.

The previous prime is 56159351. The next prime is 56159387. The reversal of 56159359 is 95395165.

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

It is a cyclic number.

It is not a de Polignac number, because 56159359 - 2³ = 56159351 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 (56159351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60987 + ... + 61900.

It is an arithmetic number, because the mean of its divisors is an integer number (14070676).

Almost surely, 2^56159359 is an apocalyptic number.

56159359 is a deficient number, since it is larger than the sum of its proper divisors (123345).

56159359 is a wasteful number, since it uses less digits than its factorization.

56159359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123344.

The product of its digits is 182250, while the sum is 43.

The square root of 56159359 is about 7493.9548303950. The cubic root of 56159359 is about 382.9488009512.

The spelling of 56159359 in words is "fifty-six million, one hundred fifty-nine thousand, three hundred fifty-nine".