108365 has 4 divisors (see below), whose sum is σ = 130044. Its totient is φ = 86688.

The previous prime is 108359. The next prime is 108377. The reversal of 108365 is 563801.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 81796 + 26569 = 286^2 + 163^2 .

It is a cyclic number.

It is not a de Polignac number, because 108365 - 2⁶ = 108301 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 108365.

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 108365.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10832 + ... + 10841.

It is an arithmetic number, because the mean of its divisors is an integer number (32511).

2¹⁰⁸³⁶⁵ is an apocalyptic number.

It is an amenable number.

108365 is a deficient number, since it is larger than the sum of its proper divisors (21679).

108365 is an equidigital number, since it uses as much as digits as its factorization.

108365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21678.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 108365 is about 329.1883959073. The cubic root of 108365 is about 47.6756195115.

The spelling of 108365 in words is "one hundred eight thousand, three hundred sixty-five".