11585105839 has 2 divisors, whose sum is σ = 11585105840. Its totient is φ = 11585105838.

The previous prime is 11585105747. The next prime is 11585105843. The reversal of 11585105839 is 93850158511.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11585105839 - 2⁹ = 11585105327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11585105849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5792552919 + 5792552920.

It is an arithmetic number, because the mean of its divisors is an integer number (5792552920).

Almost surely, 2^11585105839 is an apocalyptic number.

11585105839 is a deficient number, since it is larger than the sum of its proper divisors (1).

11585105839 is an equidigital number, since it uses as much as digits as its factorization.

11585105839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 46.

The spelling of 11585105839 in words is "eleven billion, five hundred eighty-five million, one hundred five thousand, eight hundred thirty-nine".