1159648775 has 12 divisors (see below), whose sum is σ = 1484351424. Its totient is φ = 897792000.

The previous prime is 1159648769. The next prime is 1159648801. The reversal of 1159648775 is 5778469511.

It is not a de Polignac number, because 1159648775 - 2¹⁰ = 1159647751 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 747386 + ... + 748935.

It is an arithmetic number, because the mean of its divisors is an integer number (123695952).

Almost surely, 2^1159648775 is an apocalyptic number.

1159648775 is a deficient number, since it is larger than the sum of its proper divisors (324702649).

1159648775 is a wasteful number, since it uses less digits than its factorization.

1159648775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496362 (or 1496357 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 53.

The square root of 1159648775 is about 34053.6161809579. The cubic root of 1159648775 is about 1050.6115183112.

The spelling of 1159648775 in words is "one billion, one hundred fifty-nine million, six hundred forty-eight thousand, seven hundred seventy-five".