56101959 has 12 divisors (see below), whose sum is σ = 81175536. Its totient is φ = 37336992.

The previous prime is 56101949. The next prime is 56101967. The reversal of 56101959 is 95910165.

56101959 is a `hidden beast` number, since 561 + 0 + 1 + 95 + 9 = 666.

It is not a de Polignac number, because 56101959 - 2⁴ = 56101943 is a prime.

It is a super-3 number, since 3×56101959³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56101939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 502 + ... + 10604.

It is an arithmetic number, because the mean of its divisors is an integer number (6764628).

Almost surely, 2^56101959 is an apocalyptic number.

56101959 is a deficient number, since it is larger than the sum of its proper divisors (25073577).

56101959 is a wasteful number, since it uses less digits than its factorization.

56101959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10726 (or 10723 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 36.

The square root of 56101959 is about 7490.1240977703. The cubic root of 56101959 is about 382.8182869118.

It can be divided in two parts, 5610 and 1959, that added together give a square (7569 = 87²).

The spelling of 56101959 in words is "fifty-six million, one hundred one thousand, nine hundred fifty-nine".