11326734899 has 4 divisors (see below), whose sum is σ = 11329506336. Its totient is φ = 11323963464.

The previous prime is 11326734893. The next prime is 11326734931. The reversal of 11326734899 is 99843762311.

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 11326734899 - 2⁴ = 11326734883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11326734899.

It is not an unprimeable number, because it can be changed into a prime (11326734893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379579 + ... + 1387764.

It is an arithmetic number, because the mean of its divisors is an integer number (2832376584).

Almost surely, 2^11326734899 is an apocalyptic number.

11326734899 is a deficient number, since it is larger than the sum of its proper divisors (2771437).

11326734899 is an equidigital number, since it uses as much as digits as its factorization.

11326734899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771436.

The product of its digits is 1959552, while the sum is 53.

The spelling of 11326734899 in words is "eleven billion, three hundred twenty-six million, seven hundred thirty-four thousand, eight hundred ninety-nine".