159670165 has 8 divisors (see below), whose sum is σ = 191675808. Its totient is φ = 127688400.

The previous prime is 159670153. The next prime is 159670169. The reversal of 159670165 is 561076951.

159670165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 159670165 - 2⁷ = 159670037 is a prime.

It is a super-2 number, since 2×159670165² = 50989123182254450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159670169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16314 + ... + 24196.

It is an arithmetic number, because the mean of its divisors is an integer number (23959476).

Almost surely, 2^159670165 is an apocalyptic number.

It is an amenable number.

159670165 is a deficient number, since it is larger than the sum of its proper divisors (32005643).

159670165 is an equidigital number, since it uses as much as digits as its factorization.

159670165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11939.

The product of its (nonzero) digits is 56700, while the sum is 40.

The square root of 159670165 is about 12636.0660412962. The cubic root of 159670165 is about 542.5102208782.

The spelling of 159670165 in words is "one hundred fifty-nine million, six hundred seventy thousand, one hundred sixty-five".