11536135357 has 4 divisors (see below), whose sum is σ = 11537398080. Its totient is φ = 11534872636.

The previous prime is 11536135283. The next prime is 11536135363. The reversal of 11536135357 is 75353163511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11536135357 - 2²³ = 11527746749 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11536135397) 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, 617557 + ... + 635962.

It is an arithmetic number, because the mean of its divisors is an integer number (2884349520).

Almost surely, 2^11536135357 is an apocalyptic number.

It is an amenable number.

11536135357 is a deficient number, since it is larger than the sum of its proper divisors (1262723).

11536135357 is an equidigital number, since it uses as much as digits as its factorization.

11536135357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262722.

The product of its digits is 141750, while the sum is 40.

Adding to 11536135357 its reverse (75353163511), we get a palindrome (86889298868).

The spelling of 11536135357 in words is "eleven billion, five hundred thirty-six million, one hundred thirty-five thousand, three hundred fifty-seven".