11545330312 has 16 divisors (see below), whose sum is σ = 21712899600. Its totient is φ = 5755223760.

The previous prime is 11545330289. The next prime is 11545330319. The reversal of 11545330312 is 21303354511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11545330319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2177362 + ... + 2182657.

It is an arithmetic number, because the mean of its divisors is an integer number (1357056225).

Almost surely, 2^11545330312 is an apocalyptic number.

It is an amenable number.

11545330312 is a deficient number, since it is larger than the sum of its proper divisors (10167569288).

11545330312 is a wasteful number, since it uses less digits than its factorization.

11545330312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360356 (or 4360352 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 11545330312 its reverse (21303354511), we get a palindrome (32848684823).

The spelling of 11545330312 in words is "eleven billion, five hundred forty-five million, three hundred thirty thousand, three hundred twelve".