113788 has 6 divisors (see below), whose sum is σ = 199136. Its totient is φ = 56892.

The previous prime is 113783. The next prime is 113797. The reversal of 113788 is 887311.

It is a happy number.

It is a plaindrome in base 6, base 10 and base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113783) by changing a digit.

113788 is an untouchable number, because it is not equal to the sum of proper divisors of any 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 as a sum of consecutive naturals, namely, 14220 + ... + 14227.

2¹¹³⁷⁸⁸ is an apocalyptic number.

It is an amenable number.

113788 is a deficient number, since it is larger than the sum of its proper divisors (85348).

113788 is a wasteful number, since it uses less digits than its factorization.

113788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28451 (or 28449 counting only the distinct ones).

The product of its digits is 1344, while the sum is 28.

The square root of 113788 is about 337.3247693248. The cubic root of 113788 is about 48.4580002714.

It can be divided in two parts, 1137 and 88, that added together give a triangular number (1225 = T₄₉).

The spelling of 113788 in words is "one hundred thirteen thousand, seven hundred eighty-eight".