11536811135 has 4 divisors (see below), whose sum is σ = 13844173368. Its totient is φ = 9229448904.

The previous prime is 11536811131. The next prime is 11536811171. The reversal of 11536811135 is 53111863511.

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 11536811135 - 2² = 11536811131 is a prime.

It is a super-2 number, since 2×11536811135² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11536811095 and 11536811104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11536811131) 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, 1153681109 + ... + 1153681118.

It is an arithmetic number, because the mean of its divisors is an integer number (3461043342).

Almost surely, 2^11536811135 is an apocalyptic number.

11536811135 is a deficient number, since it is larger than the sum of its proper divisors (2307362233).

11536811135 is an equidigital number, since it uses as much as digits as its factorization.

11536811135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2307362232.

The product of its digits is 10800, while the sum is 35.

The spelling of 11536811135 in words is "eleven billion, five hundred thirty-six million, eight hundred eleven thousand, one hundred thirty-five".