1153812912 has 40 divisors (see below), whose sum is σ = 3406496256. Its totient is φ = 329660736.

The previous prime is 1153812911. The next prime is 1153812923. The reversal of 1153812912 is 2192183511.

It is not an unprimeable number, because it can be changed into a prime (1153812911) 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 7 ways as a sum of consecutive naturals, for example, 1716648 + ... + 1717319.

Almost surely, 2^1153812912 is an apocalyptic number.

1153812912 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1153812912 is an abundant number, since it is smaller than the sum of its proper divisors (2252683344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153812912 is a wasteful number, since it uses less digits than its factorization.

1153812912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433985 (or 3433979 counting only the distinct ones).

The product of its digits is 4320, while the sum is 33.

The square root of 1153812912 is about 33967.8217140870. The cubic root of 1153812912 is about 1048.8461738154.

The spelling of 1153812912 in words is "one billion, one hundred fifty-three million, eight hundred twelve thousand, nine hundred twelve".