1165232799 has 12 divisors (see below), whose sum is σ = 1684002112. Its totient is φ = 776412000.

The previous prime is 1165232771. The next prime is 1165232801. The reversal of 1165232799 is 9972325611.

It is a happy number.

1165232799 is a `hidden beast` number, since 1 + 16 + 523 + 27 + 99 = 666.

It is not a de Polignac number, because 1165232799 - 2⁸ = 1165232543 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 (1165232729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15622 + ... + 50739.

Almost surely, 2^1165232799 is an apocalyptic number.

1165232799 is a deficient number, since it is larger than the sum of its proper divisors (518769313).

1165232799 is a wasteful number, since it uses less digits than its factorization.

1165232799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68318 (or 68315 counting only the distinct ones).

The product of its digits is 204120, while the sum is 45.

The square root of 1165232799 is about 34135.5064265934. The cubic root of 1165232799 is about 1052.2951454808.

The spelling of 1165232799 in words is "one billion, one hundred sixty-five million, two hundred thirty-two thousand, seven hundred ninety-nine".