1152117816 has 64 divisors (see below), whose sum is σ = 2967904800. Its totient is φ = 372523008.

The previous prime is 1152117793. The next prime is 1152117823. The reversal of 1152117816 is 6187112511.

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, 108120 + ... + 118296.

Almost surely, 2^1152117816 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 1152117816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1483952400).

1152117816 is an abundant number, since it is smaller than the sum of its proper divisors (1815786984).

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

1152117816 is a wasteful number, since it uses less digits than its factorization.

1152117816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10328 (or 10324 counting only the distinct ones).

The product of its digits is 3360, while the sum is 33.

The square root of 1152117816 is about 33942.8610461758. The cubic root of 1152117816 is about 1048.3322931862.

The spelling of 1152117816 in words is "one billion, one hundred fifty-two million, one hundred seventeen thousand, eight hundred sixteen".