1153664512 has 160 divisors (see below), whose sum is σ = 3096301824. Its totient is φ = 414720000.

The previous prime is 1153664509. The next prime is 1153664537. The reversal of 1153664512 is 2154663511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 511387 + ... + 513637.

Almost surely, 2^1153664512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1153664512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1548150912).

1153664512 is an abundant number, since it is smaller than the sum of its proper divisors (1942637312).

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

1153664512 is a wasteful number, since it uses less digits than its factorization.

1153664512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2300 (or 2284 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 1153664512 is about 33965.6372235234. The cubic root of 1153664512 is about 1048.8012053911.

The spelling of 1153664512 in words is "one billion, one hundred fifty-three million, six hundred sixty-four thousand, five hundred twelve".