11110775855791 has 2 divisors, whose sum is σ = 11110775855792. Its totient is φ = 11110775855790.

The previous prime is 11110775855779. The next prime is 11110775855807. The reversal of 11110775855791 is 19755857701111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11110775855791 - 2⁹ = 11110775855279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110775859791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555387927895 + 5555387927896.

It is an arithmetic number, because the mean of its divisors is an integer number (5555387927896).

Almost surely, 2^{11110775855791} is an apocalyptic number.

11110775855791 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110775855791 is an equidigital number, since it uses as much as digits as its factorization.

11110775855791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3087000, while the sum is 58.

The spelling of 11110775855791 in words is "eleven trillion, one hundred ten billion, seven hundred seventy-five million, eight hundred fifty-five thousand, seven hundred ninety-one".