159630871 has 2 divisors, whose sum is σ = 159630872. Its totient is φ = 159630870.

The previous prime is 159630853. The next prime is 159630883. The reversal of 159630871 is 178036951.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 159630871 - 2²⁵ = 126076439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (159630841) 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, 79815435 + 79815436.

It is an arithmetic number, because the mean of its divisors is an integer number (79815436).

Almost surely, 2^159630871 is an apocalyptic number.

159630871 is a deficient number, since it is larger than the sum of its proper divisors (1).

159630871 is an equidigital number, since it uses as much as digits as its factorization.

159630871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 40.

The square root of 159630871 is about 12634.5111104467. The cubic root of 159630871 is about 542.4657142426.

The spelling of 159630871 in words is "one hundred fifty-nine million, six hundred thirty thousand, eight hundred seventy-one".