1159968133 has 8 divisors (see below), whose sum is σ = 1172248056. Its totient is φ = 1147704000.

The previous prime is 1159968113. The next prime is 1159968169. The reversal of 1159968133 is 3318699511.

It can be written as a sum of positive squares in 4 ways, for example, as 530058529 + 629909604 = 23023^2 + 25098^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1159968133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1159968113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196363 + ... + 202183.

It is an arithmetic number, because the mean of its divisors is an integer number (146531007).

Almost surely, 2^1159968133 is an apocalyptic number.

It is an amenable number.

1159968133 is a deficient number, since it is larger than the sum of its proper divisors (12279923).

1159968133 is a wasteful number, since it uses less digits than its factorization.

1159968133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7895.

The product of its digits is 174960, while the sum is 46.

The square root of 1159968133 is about 34058.3049049714. The cubic root of 1159968133 is about 1050.7079527964.

The spelling of 1159968133 in words is "one billion, one hundred fifty-nine million, nine hundred sixty-eight thousand, one hundred thirty-three".