108559 has 8 divisors (see below), whose sum is σ = 120960. Its totient is φ = 96600.

The previous prime is 108557. The next prime is 108571. The reversal of 108559 is 955801.

108559 = 132² + 133² + ... + 137².

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

It is a cyclic number.

It is not a de Polignac number, because 108559 - 2¹ = 108557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108553) 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, 712 + ... + 850.

It is an arithmetic number, because the mean of its divisors is an integer number (15120).

2¹⁰⁸⁵⁵⁹ is an apocalyptic number.

108559 is a deficient number, since it is larger than the sum of its proper divisors (12401).

108559 is a wasteful number, since it uses less digits than its factorization.

108559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221.

The product of its (nonzero) digits is 1800, while the sum is 28.

The square root of 108559 is about 329.4829282376. The cubic root of 108559 is about 47.7040529118.

The spelling of 108559 in words is "one hundred eight thousand, five hundred fifty-nine".