11455234312 has 32 divisors (see below), whose sum is σ = 21592771200. Its totient is φ = 5697229824.

The previous prime is 11455234309. The next prime is 11455234327. The reversal of 11455234312 is 21343255411.

It is a super-2 number, since 2×11455234312² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1525864 + ... + 1533352.

It is an arithmetic number, because the mean of its divisors is an integer number (674774100).

Almost surely, 2^11455234312 is an apocalyptic number.

It is an amenable number.

11455234312 is a deficient number, since it is larger than the sum of its proper divisors (10137536888).

11455234312 is a wasteful number, since it uses less digits than its factorization.

11455234312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8485 (or 8481 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

Adding to 11455234312 its reverse (21343255411), we get a palindrome (32798489723).

The spelling of 11455234312 in words is "eleven billion, four hundred fifty-five million, two hundred thirty-four thousand, three hundred twelve".