159969597 has 16 divisors (see below), whose sum is σ = 220975680. Its totient is φ = 102816000.

The previous prime is 159969571. The next prime is 159969617. The reversal of 159969597 is 795969951.

159969597 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 159969597 - 2¹⁶ = 159904061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159969597.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159969527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103722 + ... + 105252.

It is an arithmetic number, because the mean of its divisors is an integer number (13810980).

Almost surely, 2^159969597 is an apocalyptic number.

It is an amenable number.

159969597 is a deficient number, since it is larger than the sum of its proper divisors (61006083).

159969597 is a wasteful number, since it uses less digits than its factorization.

159969597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2764.

The product of its digits is 6889050, while the sum is 60.

The square root of 159969597 is about 12647.9087994814. The cubic root of 159969597 is about 542.8491351246.

The spelling of 159969597 in words is "one hundred fifty-nine million, nine hundred sixty-nine thousand, five hundred ninety-seven".