11131589 has 8 divisors (see below), whose sum is σ = 12937920. Its totient is φ = 9379296.

The previous prime is 11131579. The next prime is 11131597. The reversal of 11131589 is 98513111.

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 11131589 - 2¹⁶ = 11066053 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13064 + ... + 13889.

It is an arithmetic number, because the mean of its divisors is an integer number (1617240).

Almost surely, 2^11131589 is an apocalyptic number.

It is an amenable number.

11131589 is a deficient number, since it is larger than the sum of its proper divisors (1806331).

11131589 is an equidigital number, since it uses as much as digits as its factorization.

11131589 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27019.

The product of its digits is 1080, while the sum is 29.

The square root of 11131589 is about 3336.4036026836. The cubic root of 11131589 is about 223.2813182991.

The spelling of 11131589 in words is "eleven million, one hundred thirty-one thousand, five hundred eighty-nine".