159688953 has 12 divisors (see below), whose sum is σ = 231049728. Its totient is φ = 106280280.

The previous prime is 159688937. The next prime is 159688957. The reversal of 159688953 is 359886951.

It is a happy number.

It is not a de Polignac number, because 159688953 - 2⁴ = 159688937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 159688953.

It is not an unprimeable number, because it can be changed into a prime (159688957) 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 in 11 ways as a sum of consecutive naturals, for example, 9153 + ... + 20078.

It is an arithmetic number, because the mean of its divisors is an integer number (19254144).

Almost surely, 2^159688953 is an apocalyptic number.

It is an amenable number.

159688953 is a deficient number, since it is larger than the sum of its proper divisors (71360775).

159688953 is a wasteful number, since it uses less digits than its factorization.

159688953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29844 (or 29841 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 54.

The square root of 159688953 is about 12636.8094470084. The cubic root of 159688953 is about 542.5314986631.

The spelling of 159688953 in words is "one hundred fifty-nine million, six hundred eighty-eight thousand, nine hundred fifty-three".