11136309518791 has 4 divisors (see below), whose sum is σ = 11207241426712. Its totient is φ = 11065377610872.

The previous prime is 11136309518783. The next prime is 11136309518801. The reversal of 11136309518791 is 19781590363111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11136309518791 - 2³ = 11136309518783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11136309518731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35465953725 + ... + 35465954038.

It is an arithmetic number, because the mean of its divisors is an integer number (2801810356678).

Almost surely, 2^{11136309518791} is an apocalyptic number.

11136309518791 is a deficient number, since it is larger than the sum of its proper divisors (70931907921).

11136309518791 is an equidigital number, since it uses as much as digits as its factorization.

11136309518791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70931907920.

The product of its (nonzero) digits is 1224720, while the sum is 55.

The spelling of 11136309518791 in words is "eleven trillion, one hundred thirty-six billion, three hundred nine million, five hundred eighteen thousand, seven hundred ninety-one".