111873803 has 4 divisors (see below), whose sum is σ = 112107840. Its totient is φ = 111639768.

The previous prime is 111873779. The next prime is 111873847. The reversal of 111873803 is 308378111.

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

It is a cyclic number.

It is not a de Polignac number, because 111873803 - 2⁸ = 111873547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111873803.

It is not an unprimeable number, because it can be changed into a prime (111873893) 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, 116300 + ... + 117257.

It is an arithmetic number, because the mean of its divisors is an integer number (28026960).

Almost surely, 2^111873803 is an apocalyptic number.

111873803 is a deficient number, since it is larger than the sum of its proper divisors (234037).

111873803 is an equidigital number, since it uses as much as digits as its factorization.

111873803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234036.

The product of its (nonzero) digits is 4032, while the sum is 32.

The square root of 111873803 is about 10577.0413159825. The cubic root of 111873803 is about 481.8473415074.

The spelling of 111873803 in words is "one hundred eleven million, eight hundred seventy-three thousand, eight hundred three".