159610609 has 2 divisors, whose sum is σ = 159610610. Its totient is φ = 159610608.

The previous prime is 159610601. The next prime is 159610643. The reversal of 159610609 is 906016951.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106028209 + 53582400 = 10297^2 + 7320^2 .

It is a cyclic number.

It is not a de Polignac number, because 159610609 - 2³ = 159610601 is a prime.

It is not a weakly prime, because it can be changed into another prime (159610601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79805304 + 79805305.

It is an arithmetic number, because the mean of its divisors is an integer number (79805305).

Almost surely, 2^159610609 is an apocalyptic number.

It is an amenable number.

159610609 is a deficient number, since it is larger than the sum of its proper divisors (1).

159610609 is an equidigital number, since it uses as much as digits as its factorization.

159610609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 159610609 is about 12633.7092336336. The cubic root of 159610609 is about 542.4427614864.

The spelling of 159610609 in words is "one hundred fifty-nine million, six hundred ten thousand, six hundred nine".