115863 has 8 divisors (see below), whose sum is σ = 168576. Its totient is φ = 70200.

The previous prime is 115861. The next prime is 115873. The reversal of 115863 is 368511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115863 - 2¹ = 115861 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 115863.

It is not an unprimeable number, because it can be changed into a prime (115861) 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, 1723 + ... + 1788.

It is an arithmetic number, because the mean of its divisors is an integer number (21072).

2¹¹⁵⁸⁶³ is an apocalyptic number.

115863 is a deficient number, since it is larger than the sum of its proper divisors (52713).

115863 is a wasteful number, since it uses less digits than its factorization.

115863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3525.

The product of its digits is 720, while the sum is 24.

The square root of 115863 is about 340.3865449750. The cubic root of 115863 is about 48.7507823675.

It can be divided in two parts, 1158 and 63, that added together give a palindrome (1221).

The spelling of 115863 in words is "one hundred fifteen thousand, eight hundred sixty-three".