11893589 has 4 divisors (see below), whose sum is σ = 11998956. Its totient is φ = 11788224.

The previous prime is 11893559. The next prime is 11893619. The reversal of 11893589 is 98539811.

It is a happy number.

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

It is an interprime number because it is at equal distance from previous prime (11893559) and next prime (11893619).

It can be written as a sum of positive squares in 2 ways, for example, as 448900 + 11444689 = 670^2 + 3383^2 .

It is a cyclic number.

It is not a de Polignac number, because 11893589 - 2⁸ = 11893333 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 (11893559) 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, 52514 + ... + 52739.

It is an arithmetic number, because the mean of its divisors is an integer number (2999739).

Almost surely, 2^11893589 is an apocalyptic number.

It is an amenable number.

11893589 is a deficient number, since it is larger than the sum of its proper divisors (105367).

11893589 is a wasteful number, since it uses less digits than its factorization.

11893589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105366.

The product of its digits is 77760, while the sum is 44.

The square root of 11893589 is about 3448.7083089180. The cubic root of 11893589 is about 228.2641150351.

The spelling of 11893589 in words is "eleven million, eight hundred ninety-three thousand, five hundred eighty-nine".