158147959 has 2 divisors, whose sum is σ = 158147960. Its totient is φ = 158147958.

The previous prime is 158147917. The next prime is 158147971. The reversal of 158147959 is 959741851.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158147959 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 (158147909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79073979 + 79073980.

It is an arithmetic number, because the mean of its divisors is an integer number (79073980).

Almost surely, 2^158147959 is an apocalyptic number.

158147959 is a deficient number, since it is larger than the sum of its proper divisors (1).

158147959 is an equidigital number, since it uses as much as digits as its factorization.

158147959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 49.

The square root of 158147959 is about 12575.6892057652. The cubic root of 158147959 is about 540.7807168538.

The spelling of 158147959 in words is "one hundred fifty-eight million, one hundred forty-seven thousand, nine hundred fifty-nine".