11916227135 has 8 divisors (see below), whose sum is σ = 14500874016. Its totient is φ = 9398714080.

The previous prime is 11916227117. The next prime is 11916227137. The reversal of 11916227135 is 53172261911.

11916227135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11916227135 - 2¹⁰ = 11916226111 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 (11916227137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16783064 + ... + 16783773.

It is an arithmetic number, because the mean of its divisors is an integer number (1812609252).

Almost surely, 2^11916227135 is an apocalyptic number.

11916227135 is a deficient number, since it is larger than the sum of its proper divisors (2584646881).

11916227135 is an equidigital number, since it uses as much as digits as its factorization.

11916227135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33566913.

The product of its digits is 22680, while the sum is 38.

The spelling of 11916227135 in words is "eleven billion, nine hundred sixteen million, two hundred twenty-seven thousand, one hundred thirty-five".