111964 has 12 divisors (see below), whose sum is σ = 204624. Its totient is φ = 53504.

The previous prime is 111959. The next prime is 111973. The reversal of 111964 is 469111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517 + ... + 700.

It is an arithmetic number, because the mean of its divisors is an integer number (17052).

2¹¹¹⁹⁶⁴ is an apocalyptic number.

It is an amenable number.

111964 is a deficient number, since it is larger than the sum of its proper divisors (92660).

111964 is a wasteful number, since it uses less digits than its factorization.

111964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244 (or 1242 counting only the distinct ones).

The product of its digits is 216, while the sum is 22.

The square root of 111964 is about 334.6102210035. The cubic root of 111964 is about 48.1976801395.

The spelling of 111964 in words is "one hundred eleven thousand, nine hundred sixty-four".