111159 has 16 divisors (see below), whose sum is σ = 172800. Its totient is φ = 70488.

The previous prime is 111149. The next prime is 111187. The reversal of 111159 is 951111.

It is not a de Polignac number, because 111159 - 2⁴ = 111143 is a prime.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111109) 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, 532 + ... + 710.

It is an arithmetic number, because the mean of its divisors is an integer number (10800).

2¹¹¹¹⁵⁹ is an apocalyptic number.

111159 is a deficient number, since it is larger than the sum of its proper divisors (61641).

111159 is a wasteful number, since it uses less digits than its factorization.

111159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 205 counting only the distinct ones).

The product of its digits is 45, while the sum is 18.

The square root of 111159 is about 333.4051589283. The cubic root of 111159 is about 48.0818914578.

The spelling of 111159 in words is "one hundred eleven thousand, one hundred fifty-nine".