56318803 has 4 divisors (see below), whose sum is σ = 56372848. Its totient is φ = 56264760.

The previous prime is 56318797. The next prime is 56318813. The reversal of 56318803 is 30881365.

It is a happy number.

56318803 is nontrivially palindromic in base 16.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56318803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56318813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25428 + ... + 27553.

It is an arithmetic number, because the mean of its divisors is an integer number (14093212).

Almost surely, 2^56318803 is an apocalyptic number.

56318803 is a deficient number, since it is larger than the sum of its proper divisors (54045).

56318803 is a wasteful number, since it uses less digits than its factorization.

56318803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54044.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 56318803 is about 7504.5854649008. The cubic root of 56318803 is about 383.3108729541.

It can be divided in two parts, 56318 and 803, that added together give a square (57121 = 239²).

The spelling of 56318803 in words is "fifty-six million, three hundred eighteen thousand, eight hundred three".