113870 has 16 divisors (see below), whose sum is σ = 209520. Its totient is φ = 44544.

The previous prime is 113843. The next prime is 113891. The reversal of 113870 is 78311.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 494 + ... + 686.

It is an arithmetic number, because the mean of its divisors is an integer number (13095).

2¹¹³⁸⁷⁰ is an apocalyptic number.

113870 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

113870 is a deficient number, since it is larger than the sum of its proper divisors (95650).

113870 is a wasteful number, since it uses less digits than its factorization.

113870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 113870 is about 337.4462920229. The cubic root of 113870 is about 48.4696377080.

The spelling of 113870 in words is "one hundred thirteen thousand, eight hundred seventy".