158996567 has 2 divisors, whose sum is σ = 158996568. Its totient is φ = 158996566.

The previous prime is 158996527. The next prime is 158996587. The reversal of 158996567 is 765699851.

158996567 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 158996567 - 2²⁰ = 157947991 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (158996527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79498283 + 79498284.

It is an arithmetic number, because the mean of its divisors is an integer number (79498284).

Almost surely, 2^158996567 is an apocalyptic number.

158996567 is a deficient number, since it is larger than the sum of its proper divisors (1).

158996567 is an equidigital number, since it uses as much as digits as its factorization.

158996567 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4082400, while the sum is 56.

The square root of 158996567 is about 12609.3840848790. The cubic root of 158996567 is about 541.7462524586.

The spelling of 158996567 in words is "one hundred fifty-eight million, nine hundred ninety-six thousand, five hundred sixty-seven".