115365 has 8 divisors (see below), whose sum is σ = 184608. Its totient is φ = 61520.

The previous prime is 115363. The next prime is 115399. The reversal of 115365 is 563511.

It is a happy number.

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

It is not a de Polignac number, because 115365 - 2¹ = 115363 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115361) 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, 3831 + ... + 3860.

It is an arithmetic number, because the mean of its divisors is an integer number (23076).

2¹¹⁵³⁶⁵ is an apocalyptic number.

115365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115365 is a deficient number, since it is larger than the sum of its proper divisors (69243).

115365 is an equidigital number, since it uses as much as digits as its factorization.

115365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7699.

The product of its digits is 450, while the sum is 21.

The square root of 115365 is about 339.6542359518. The cubic root of 115365 is about 48.6808355150.

Adding to 115365 its reverse (563511), we get a palindrome (678876).

The spelling of 115365 in words is "one hundred fifteen thousand, three hundred sixty-five".