111894 has 16 divisors (see below), whose sum is σ = 237168. Its totient is φ = 35072.

The previous prime is 111893. The next prime is 111913. The reversal of 111894 is 498111.

111894 = 2² + 3² + ... + 69².

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447 + ... + 650.

It is an arithmetic number, because the mean of its divisors is an integer number (14823).

2¹¹¹⁸⁹⁴ is an apocalyptic number.

111894 is an abundant number, since it is smaller than the sum of its proper divisors (125274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111894 is a wasteful number, since it uses less digits than its factorization.

111894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119.

The product of its digits is 288, while the sum is 24.

The square root of 111894 is about 334.5056053342. The cubic root of 111894 is about 48.1876336336.

The spelling of 111894 in words is "one hundred eleven thousand, eight hundred ninety-four".