11839315859 has 12 divisors (see below), whose sum is σ = 14247172800. Its totient is φ = 9798053328.

The previous prime is 11839315847. The next prime is 11839315871. The reversal of 11839315859 is 95851393811.

It is an interprime number because it is at equal distance from previous prime (11839315847) and next prime (11839315871).

It is not a de Polignac number, because 11839315859 - 2⁴ = 11839315843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11839315859.

It is not an unprimeable number, because it can be changed into a prime (11839311859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4164419 + ... + 4167260.

It is an arithmetic number, because the mean of its divisors is an integer number (1187264400).

Almost surely, 2^11839315859 is an apocalyptic number.

11839315859 is a deficient number, since it is larger than the sum of its proper divisors (2407856941).

11839315859 is an equidigital number, since it uses as much as digits as its factorization.

11839315859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8331722 (or 8331715 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 53.

The spelling of 11839315859 in words is "eleven billion, eight hundred thirty-nine million, three hundred fifteen thousand, eight hundred fifty-nine".