11525214311 has 16 divisors (see below), whose sum is σ = 13258201824. Its totient is φ = 9924225024.

The previous prime is 11525214289. The next prime is 11525214319. The reversal of 11525214311 is 11341252511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11525214311 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 (11525214319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205781 + ... + 255726.

It is an arithmetic number, because the mean of its divisors is an integer number (828637614).

Almost surely, 2^11525214311 is an apocalyptic number.

11525214311 is a deficient number, since it is larger than the sum of its proper divisors (1732987513).

11525214311 is a wasteful number, since it uses less digits than its factorization.

11525214311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461650.

The product of its digits is 1200, while the sum is 26.

Adding to 11525214311 its reverse (11341252511), we get a palindrome (22866466822).

The spelling of 11525214311 in words is "eleven billion, five hundred twenty-five million, two hundred fourteen thousand, three hundred eleven".