1158916159 has 2 divisors, whose sum is σ = 1158916160. Its totient is φ = 1158916158.

The previous prime is 1158916151. The next prime is 1158916193. The reversal of 1158916159 is 9516198511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1158916159 - 2³ = 1158916151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1158916151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 579458079 + 579458080.

It is an arithmetic number, because the mean of its divisors is an integer number (579458080).

Almost surely, 2^1158916159 is an apocalyptic number.

1158916159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1158916159 is an equidigital number, since it uses as much as digits as its factorization.

1158916159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 46.

The square root of 1158916159 is about 34042.8576796955. The cubic root of 1158916159 is about 1050.3902280469.

The spelling of 1158916159 in words is "one billion, one hundred fifty-eight million, nine hundred sixteen thousand, one hundred fifty-nine".