115500589 has 4 divisors (see below), whose sum is σ = 115607356. Its totient is φ = 115393824.

The previous prime is 115500587. The next prime is 115500613. The reversal of 115500589 is 985005511.

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 106440489 + 9060100 = 10317^2 + 3010^2 .

It is a cyclic number.

It is not a de Polignac number, because 115500589 - 2¹ = 115500587 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 (115500587) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51744 + ... + 53929.

It is an arithmetic number, because the mean of its divisors is an integer number (28901839).

Almost surely, 2^115500589 is an apocalyptic number.

It is an amenable number.

115500589 is a deficient number, since it is larger than the sum of its proper divisors (106767).

115500589 is a wasteful number, since it uses less digits than its factorization.

115500589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106766.

The product of its (nonzero) digits is 9000, while the sum is 34.

The square root of 115500589 is about 10747.1200328274. The cubic root of 115500589 is about 486.9989964941.

The spelling of 115500589 in words is "one hundred fifteen million, five hundred thousand, five hundred eighty-nine".