11213589 has 16 divisors (see below), whose sum is σ = 15510528. Its totient is φ = 7201392.

The previous prime is 11213567. The next prime is 11213597. The reversal of 11213589 is 98531211.

11213589 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11213589 - 2⁹ = 11213077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11213509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8854 + ... + 10040.

It is an arithmetic number, because the mean of its divisors is an integer number (969408).

Almost surely, 2^11213589 is an apocalyptic number.

It is an amenable number.

11213589 is a deficient number, since it is larger than the sum of its proper divisors (4296939).

11213589 is a wasteful number, since it uses less digits than its factorization.

11213589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1304.

The product of its digits is 2160, while the sum is 30.

The square root of 11213589 is about 3348.6697358802. The cubic root of 11213589 is about 223.8282391307.

The spelling of 11213589 in words is "eleven million, two hundred thirteen thousand, five hundred eighty-nine".