1165195968 has 56 divisors (see below), whose sum is σ = 3096493680. Its totient is φ = 386688000.

The previous prime is 1165195931. The next prime is 1165195973. The reversal of 1165195968 is 8695915611.

It is a self number, because there is not a number n which added to its sum of digits gives 1165195968.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30718 + ... + 57218.

It is an arithmetic number, because the mean of its divisors is an integer number (55294530).

Almost surely, 2^1165195968 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 1165195968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1548246840).

1165195968 is an abundant number, since it is smaller than the sum of its proper divisors (1931297712).

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

1165195968 is a wasteful number, since it uses less digits than its factorization.

1165195968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26745 (or 26735 counting only the distinct ones).

The product of its digits is 583200, while the sum is 51.

The square root of 1165195968 is about 34134.9669400748. The cubic root of 1165195968 is about 1052.2840582855.

The spelling of 1165195968 in words is "one billion, one hundred sixty-five million, one hundred ninety-five thousand, nine hundred sixty-eight".