111164 has 6 divisors (see below), whose sum is σ = 194544. Its totient is φ = 55580.

The previous prime is 111149. The next prime is 111187. The reversal of 111164 is 461111.

111164 = T₈₄ + T₈₅ + ... + T₁₀₇.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13892 + ... + 13899.

It is an arithmetic number, because the mean of its divisors is an integer number (32424).

2¹¹¹¹⁶⁴ is an apocalyptic number.

It is an amenable number.

111164 is a deficient number, since it is larger than the sum of its proper divisors (83380).

111164 is a wasteful number, since it uses less digits than its factorization.

111164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27795 (or 27793 counting only the distinct ones).

The product of its digits is 24, while the sum is 14.

The square root of 111164 is about 333.4126572282. The cubic root of 111164 is about 48.0826123647.

Adding to 111164 its reverse (461111), we get a palindrome (572275).

The spelling of 111164 in words is "one hundred eleven thousand, one hundred sixty-four".