11271808859 has 2 divisors, whose sum is σ = 11271808860. Its totient is φ = 11271808858.

The previous prime is 11271808829. The next prime is 11271808861. The reversal of 11271808859 is 95880817211.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11271808859 - 2²⁴ = 11255031643 is a prime.

Together with 11271808861, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (11271808829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5635904429 + 5635904430.

It is an arithmetic number, because the mean of its divisors is an integer number (5635904430).

Almost surely, 2^11271808859 is an apocalyptic number.

11271808859 is a deficient number, since it is larger than the sum of its proper divisors (1).

11271808859 is an equidigital number, since it uses as much as digits as its factorization.

11271808859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 322560, while the sum is 50.

The spelling of 11271808859 in words is "eleven billion, two hundred seventy-one million, eight hundred eight thousand, eight hundred fifty-nine".