56112303 has 16 divisors (see below), whose sum is σ = 83351520. Its totient is φ = 33339264.

The previous prime is 56112293. The next prime is 56112307. The reversal of 56112303 is 30321165.

It is a de Polignac number, because none of the positive numbers 2^k-56112303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56112303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56112307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23676 + ... + 25937.

It is an arithmetic number, because the mean of its divisors is an integer number (5209470).

Almost surely, 2^56112303 is an apocalyptic number.

56112303 is a deficient number, since it is larger than the sum of its proper divisors (27239217).

56112303 is a wasteful number, since it uses less digits than its factorization.

56112303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49658.

The product of its (nonzero) digits is 540, while the sum is 21.

The square root of 56112303 is about 7490.8145751981. The cubic root of 56112303 is about 382.8418132977.

Adding to 56112303 its reverse (30321165), we get a palindrome (86433468).

The spelling of 56112303 in words is "fifty-six million, one hundred twelve thousand, three hundred three".