11232289 has 4 divisors (see below), whose sum is σ = 11239956. Its totient is φ = 11224624.

The previous prime is 11232281. The next prime is 11232293. The reversal of 11232289 is 98223211.

11232289 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1868689 + 9363600 = 1367^2 + 3060^2 .

It is a cyclic number.

It is not a de Polignac number, because 11232289 - 2³ = 11232281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11232281) 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, 874 + ... + 4819.

It is an arithmetic number, because the mean of its divisors is an integer number (2809989).

Almost surely, 2^11232289 is an apocalyptic number.

It is an amenable number.

11232289 is a deficient number, since it is larger than the sum of its proper divisors (7667).

11232289 is an equidigital number, since it uses as much as digits as its factorization.

11232289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7666.

The product of its digits is 1728, while the sum is 28.

The square root of 11232289 is about 3351.4607263102. The cubic root of 11232289 is about 223.9525901471.

The spelling of 11232289 in words is "eleven million, two hundred thirty-two thousand, two hundred eighty-nine".