159968929 has 8 divisors (see below), whose sum is σ = 169561728. Its totient is φ = 150396480.

The previous prime is 159968927. The next prime is 159968953. The reversal of 159968929 is 929869951.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 159968929 - 2¹ = 159968927 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (159968927) 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 7 ways as a sum of consecutive naturals, for example, 12964 + ... + 22090.

It is an arithmetic number, because the mean of its divisors is an integer number (21195216).

Almost surely, 2^159968929 is an apocalyptic number.

It is an amenable number.

159968929 is a deficient number, since it is larger than the sum of its proper divisors (9592799).

159968929 is a wasteful number, since it uses less digits than its factorization.

159968929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10175.

The product of its digits is 3149280, while the sum is 58.

The square root of 159968929 is about 12647.8823919263. The cubic root of 159968929 is about 542.8483795149.

The spelling of 159968929 in words is "one hundred fifty-nine million, nine hundred sixty-eight thousand, nine hundred twenty-nine".