11594881 has 4 divisors (see below), whose sum is σ = 11639232. Its totient is φ = 11550532.

The previous prime is 11594879. The next prime is 11594893. The reversal of 11594881 is 18849511.

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 not a de Polignac number, because 11594881 - 2¹ = 11594879 is a prime.

It is a super-2 number, since 2×11594881² = 268882530808322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11594881.

It is not an unprimeable number, because it can be changed into a prime (11594281) 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, 21781 + ... + 22306.

It is an arithmetic number, because the mean of its divisors is an integer number (2909808).

Almost surely, 2^11594881 is an apocalyptic number.

It is an amenable number.

11594881 is a deficient number, since it is larger than the sum of its proper divisors (44351).

11594881 is an equidigital number, since it uses as much as digits as its factorization.

11594881 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44350.

The product of its digits is 11520, while the sum is 37.

The square root of 11594881 is about 3405.1256951837. The cubic root of 11594881 is about 226.3369357515.

The spelling of 11594881 in words is "eleven million, five hundred ninety-four thousand, eight hundred eighty-one".