158356089 has 24 divisors (see below), whose sum is σ = 243283040. Its totient is φ = 98972928.

The previous prime is 158356067. The next prime is 158356097. The reversal of 158356089 is 980653851.

158356089 is a `hidden beast` number, since 1 + 5 + 8 + 3 + 560 + 89 = 666.

It is not a de Polignac number, because 158356089 - 2⁷ = 158355961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (158356589) 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 23 ways as a sum of consecutive naturals, for example, 11814 + ... + 21360.

Almost surely, 2^158356089 is an apocalyptic number.

158356089 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

158356089 is a deficient number, since it is larger than the sum of its proper divisors (84926951).

158356089 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (158356088) it forms an eRAP, since the sums of their prime factors are consecutive (9668 and 9669).

158356089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9669 (or 9666 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The square root of 158356089 is about 12583.9615781359. The cubic root of 158356089 is about 541.0178436400.

The spelling of 158356089 in words is "one hundred fifty-eight million, three hundred fifty-six thousand, eighty-nine".