159445271 has 2 divisors, whose sum is σ = 159445272. Its totient is φ = 159445270.

The previous prime is 159445267. The next prime is 159445331. The reversal of 159445271 is 172544951.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 159445271 - 2² = 159445267 is a prime.

It is a Sophie Germain 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 (159445201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79722635 + 79722636.

It is an arithmetic number, because the mean of its divisors is an integer number (79722636).

Almost surely, 2^159445271 is an apocalyptic number.

159445271 is a deficient number, since it is larger than the sum of its proper divisors (1).

159445271 is an equidigital number, since it uses as much as digits as its factorization.

159445271 is an evil number, because the sum of its binary digits is even.

The product of its digits is 50400, while the sum is 38.

The square root of 159445271 is about 12627.1640125564. The cubic root of 159445271 is about 542.2553942683.

The spelling of 159445271 in words is "one hundred fifty-nine million, four hundred forty-five thousand, two hundred seventy-one".