56317133 has 8 divisors (see below), whose sum is σ = 59373888. Its totient is φ = 53311104.

The previous prime is 56317127. The next prime is 56317169. The reversal of 56317133 is 33171365.

It is a happy number.

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 56317133 - 2⁴ = 56317117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56317096 and 56317105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56317193) 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, 10391 + ... + 14852.

It is an arithmetic number, because the mean of its divisors is an integer number (7421736).

Almost surely, 2^56317133 is an apocalyptic number.

It is an amenable number.

56317133 is a deficient number, since it is larger than the sum of its proper divisors (3056755).

56317133 is a wasteful number, since it uses less digits than its factorization.

56317133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25363.

The product of its digits is 5670, while the sum is 29.

The square root of 56317133 is about 7504.4741987697. The cubic root of 56317133 is about 383.3070841929.

Adding to 56317133 its reverse (33171365), we get a palindrome (89488498).

The spelling of 56317133 in words is "fifty-six million, three hundred seventeen thousand, one hundred thirty-three".