113178 has 16 divisors (see below), whose sum is σ = 243936. Its totient is φ = 34800.

The previous prime is 113177. The next prime is 113189. The reversal of 113178 is 871311.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (113171) 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, 648 + ... + 803.

It is an arithmetic number, because the mean of its divisors is an integer number (15246).

2¹¹³¹⁷⁸ is an apocalyptic number.

113178 is an abundant number, since it is smaller than the sum of its proper divisors (130758).

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

113178 is a wasteful number, since it uses less digits than its factorization.

113178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469.

The product of its digits is 168, while the sum is 21.

The square root of 113178 is about 336.4193811302. The cubic root of 113178 is about 48.3712531067.

Adding to 113178 its reverse (871311), we get a palindrome (984489).

It can be divided in two parts, 11317 and 8, that added together give a triangular number (11325 = T₁₅₀).

The spelling of 113178 in words is "one hundred thirteen thousand, one hundred seventy-eight".