11535011265 has 16 divisors (see below), whose sum is σ = 18457895808. Its totient is φ = 6151380096.

The previous prime is 11535011263. The next prime is 11535011273. The reversal of 11535011265 is 56211053511.

11535011265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11535011265 - 2¹ = 11535011263 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11535011263) 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 15 ways as a sum of consecutive naturals, for example, 139549 + ... + 206261.

It is an arithmetic number, because the mean of its divisors is an integer number (1153618488).

Almost surely, 2^11535011265 is an apocalyptic number.

11535011265 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11535011265 is a deficient number, since it is larger than the sum of its proper divisors (6922884543).

11535011265 is a wasteful number, since it uses less digits than its factorization.

11535011265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78248.

The product of its (nonzero) digits is 4500, while the sum is 30.

Adding to 11535011265 its reverse (56211053511), we get a palindrome (67746064776).

The spelling of 11535011265 in words is "eleven billion, five hundred thirty-five million, eleven thousand, two hundred sixty-five".