56903 has 8 divisors (see below), whose sum is σ = 71040. Its totient is φ = 44280.

The previous prime is 56897. The next prime is 56909. The reversal of 56903 is 30965.

It is an interprime number because it is at equal distance from previous prime (56897) and next prime (56909).

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 56903 - 2¹² = 52807 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56909) 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, 293 + ... + 446.

It is an arithmetic number, because the mean of its divisors is an integer number (8880).

2⁵⁶⁹⁰³ is an apocalyptic number.

56903 is a deficient number, since it is larger than the sum of its proper divisors (14137).

56903 is a wasteful number, since it uses less digits than its factorization.

56903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 56903 is about 238.5434970818. The cubic root of 56903 is about 38.4631682386.

It can be divided in two parts, 56 and 903, that added together give a palindrome (959).

The spelling of 56903 in words is "fifty-six thousand, nine hundred three".