11107840911 has 4 divisors (see below), whose sum is σ = 14810454552. Its totient is φ = 7405227272.

The previous prime is 11107840897. The next prime is 11107840963. The reversal of 11107840911 is 11904870111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11904870111 = 3 ⋅3968290037.

It is a cyclic number.

It is not a de Polignac number, because 11107840911 - 2⁶ = 11107840847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11107800911) 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, 1851306816 + ... + 1851306821.

It is an arithmetic number, because the mean of its divisors is an integer number (3702613638).

Almost surely, 2^11107840911 is an apocalyptic number.

11107840911 is a deficient number, since it is larger than the sum of its proper divisors (3702613641).

11107840911 is an equidigital number, since it uses as much as digits as its factorization.

11107840911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3702613640.

The product of its (nonzero) digits is 2016, while the sum is 33.

The spelling of 11107840911 in words is "eleven billion, one hundred seven million, eight hundred forty thousand, nine hundred eleven".