1165795008 has 224 divisors, whose sum is σ = 3768791040. Its totient is φ = 310625280.

The previous prime is 1165794991. The next prime is 1165795019. The reversal of 1165795008 is 8005975611.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1812735 + ... + 1813377.

It is an arithmetic number, because the mean of its divisors is an integer number (16824960).

Almost surely, 2^1165795008 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 1165795008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1884395520).

1165795008 is an abundant number, since it is smaller than the sum of its proper divisors (2602996032).

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

1165795008 is a wasteful number, since it uses less digits than its factorization.

1165795008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755 (or 745 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 42.

The square root of 1165795008 is about 34143.7403926401. The cubic root of 1165795008 is about 1052.4643576415.

The spelling of 1165795008 in words is "one billion, one hundred sixty-five million, seven hundred ninety-five thousand, eight".