11135691136 has 32 divisors (see below), whose sum is σ = 22387939200. Its totient is φ = 5516757504.

The previous prime is 11135691113. The next prime is 11135691167. The reversal of 11135691136 is 63119653111.

It is a tau number, because it is divible by the number of its divisors (32).

It is a junction number, because it is equal to n+sod(n) for n = 11135691095 and 11135691104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385120 + ... + 413023.

It is an arithmetic number, because the mean of its divisors is an integer number (699623100).

Almost surely, 2^11135691136 is an apocalyptic number.

11135691136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11135691136 is an abundant number, since it is smaller than the sum of its proper divisors (11252248064).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11135691136 is an equidigital number, since it uses as much as digits as its factorization.

11135691136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798266 (or 798254 counting only the distinct ones).

The product of its digits is 14580, while the sum is 37.

The spelling of 11135691136 in words is "eleven billion, one hundred thirty-five million, six hundred ninety-one thousand, one hundred thirty-six".