11598089 has 4 divisors (see below), whose sum is σ = 11867856. Its totient is φ = 11328324.

The previous prime is 11598077. The next prime is 11598091. The reversal of 11598089 is 98089511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11598089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11598589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134819 + ... + 134904.

It is an arithmetic number, because the mean of its divisors is an integer number (2966964).

Almost surely, 2^11598089 is an apocalyptic number.

It is an amenable number.

11598089 is a deficient number, since it is larger than the sum of its proper divisors (269767).

11598089 is an equidigital number, since it uses as much as digits as its factorization.

11598089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269766.

The product of its (nonzero) digits is 25920, while the sum is 41.

The square root of 11598089 is about 3405.5967171701. The cubic root of 11598089 is about 226.3578076614.

The spelling of 11598089 in words is "eleven million, five hundred ninety-eight thousand, eighty-nine".