56735131 has 8 divisors (see below), whose sum is σ = 57721664. Its totient is φ = 55752840.

The previous prime is 56735123. The next prime is 56735141. The reversal of 56735131 is 13153765.

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 56735131 - 2³ = 56735123 is a prime.

It is a super-2 number, since 2×56735131² = 6437750179174322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56735093 and 56735102.

It is not an unprimeable number, because it can be changed into a prime (56735101) 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, 37516 + ... + 38998.

It is an arithmetic number, because the mean of its divisors is an integer number (7215208).

Almost surely, 2^56735131 is an apocalyptic number.

56735131 is a deficient number, since it is larger than the sum of its proper divisors (986533).

56735131 is a wasteful number, since it uses less digits than its factorization.

56735131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2121.

The product of its digits is 9450, while the sum is 31.

The square root of 56735131 is about 7532.2726318157. The cubic root of 56735131 is about 384.2530770772.

Adding to 56735131 its reverse (13153765), we get a palindrome (69888896).

The spelling of 56735131 in words is "fifty-six million, seven hundred thirty-five thousand, one hundred thirty-one".