11588913841 has 4 divisors (see below), whose sum is σ = 11595909412. Its totient is φ = 11581918272.

The previous prime is 11588913779. The next prime is 11588913857. The reversal of 11588913841 is 14831988511.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 14831988511 = 31121 ⋅476591.

It can be written as a sum of positive squares in 2 ways, for example, as 8723560000 + 2865353841 = 93400^2 + 53529^2 .

It is a cyclic number.

It is not a de Polignac number, because 11588913841 - 2¹¹ = 11588911793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11588910841) 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, 3495300 + ... + 3498613.

It is an arithmetic number, because the mean of its divisors is an integer number (2898977353).

Almost surely, 2^11588913841 is an apocalyptic number.

It is an amenable number.

11588913841 is a deficient number, since it is larger than the sum of its proper divisors (6995571).

11588913841 is an equidigital number, since it uses as much as digits as its factorization.

11588913841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6995570.

The product of its digits is 276480, while the sum is 49.

The spelling of 11588913841 in words is "eleven billion, five hundred eighty-eight million, nine hundred thirteen thousand, eight hundred forty-one".