11445332312 has 32 divisors (see below), whose sum is σ = 22399221600. Its totient is φ = 5472344064.

The previous prime is 11445332287. The next prime is 11445332333. The reversal of 11445332312 is 21323354411.

It is a super-2 number, since 2×11445332312² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950264 + ... + 962232.

It is an arithmetic number, because the mean of its divisors is an integer number (699975675).

Almost surely, 2^11445332312 is an apocalyptic number.

It is an amenable number.

11445332312 is a deficient number, since it is larger than the sum of its proper divisors (10953889288).

11445332312 is a wasteful number, since it uses less digits than its factorization.

11445332312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17195 (or 17191 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

Adding to 11445332312 its reverse (21323354411), we get a palindrome (32768686723).

The spelling of 11445332312 in words is "eleven billion, four hundred forty-five million, three hundred thirty-two thousand, three hundred twelve".