1158173359 has 12 divisors (see below), whose sum is σ = 1348221000. Its totient is φ = 992014128.

The previous prime is 1158173351. The next prime is 1158173407. The reversal of 1158173359 is 9533718511.

It is not a de Polignac number, because 1158173359 - 2³ = 1158173351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1158173351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68272 + ... + 83530.

It is an arithmetic number, because the mean of its divisors is an integer number (112351750).

Almost surely, 2^1158173359 is an apocalyptic number.

1158173359 is a deficient number, since it is larger than the sum of its proper divisors (190047641).

1158173359 is a wasteful number, since it uses less digits than its factorization.

1158173359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16822 (or 16815 counting only the distinct ones).

The product of its digits is 113400, while the sum is 43.

The square root of 1158173359 is about 34031.9461535775. The cubic root of 1158173359 is about 1050.1657664212.

The spelling of 1158173359 in words is "one billion, one hundred fifty-eight million, one hundred seventy-three thousand, three hundred fifty-nine".