159442267 has 2 divisors, whose sum is σ = 159442268. Its totient is φ = 159442266.

The previous prime is 159442229. The next prime is 159442271. The reversal of 159442267 is 762244951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159442267 - 2¹⁵ = 159409499 is a prime.

It is not a weakly prime, because it can be changed into another prime (159442067) 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 as a sum of consecutive naturals, namely, 79721133 + 79721134.

It is an arithmetic number, because the mean of its divisors is an integer number (79721134).

Almost surely, 2^159442267 is an apocalyptic number.

159442267 is a deficient number, since it is larger than the sum of its proper divisors (1).

159442267 is an equidigital number, since it uses as much as digits as its factorization.

159442267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 159442267 is about 12627.0450620880. The cubic root of 159442267 is about 542.2519888251.

The spelling of 159442267 in words is "one hundred fifty-nine million, four hundred forty-two thousand, two hundred sixty-seven".