111875 has 10 divisors (see below), whose sum is σ = 140580. Its totient is φ = 89000.

The previous prime is 111871. The next prime is 111893. The reversal of 111875 is 578111.

It is not a de Polignac number, because 111875 - 2² = 111871 is a prime.

It is a nialpdrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 111875.

It is not an unprimeable number, because it can be changed into a prime (111871) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 536 + ... + 714.

It is an arithmetic number, because the mean of its divisors is an integer number (14058).

2¹¹¹⁸⁷⁵ is an apocalyptic number.

111875 is a deficient number, since it is larger than the sum of its proper divisors (28705).

111875 is an frugal number, since it uses more digits than its factorization.

111875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199 (or 184 counting only the distinct ones).

The product of its digits is 280, while the sum is 23.

The square root of 111875 is about 334.4772040065. The cubic root of 111875 is about 48.1849060019.

Adding to 111875 its reverse (578111), we get a palindrome (689986).

The spelling of 111875 in words is "one hundred eleven thousand, eight hundred seventy-five".