159088609 has 2 divisors, whose sum is σ = 159088610. Its totient is φ = 159088608.

The previous prime is 159088607. The next prime is 159088613. The reversal of 159088609 is 906880951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 151782400 + 7306209 = 12320^2 + 2703^2 .

It is an emirp because it is prime and its reverse (906880951) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 159088609 - 2¹ = 159088607 is a prime.

Together with 159088607, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (159088607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79544304 + 79544305.

It is an arithmetic number, because the mean of its divisors is an integer number (79544305).

Almost surely, 2^159088609 is an apocalyptic number.

It is an amenable number.

159088609 is a deficient number, since it is larger than the sum of its proper divisors (1).

159088609 is an equidigital number, since it uses as much as digits as its factorization.

159088609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 155520, while the sum is 46.

The square root of 159088609 is about 12613.0332989333. The cubic root of 159088609 is about 541.8507699979.

The spelling of 159088609 in words is "one hundred fifty-nine million, eighty-eight thousand, six hundred nine".