159172 has 12 divisors (see below), whose sum is σ = 300076. Its totient is φ = 73440.

The previous prime is 159169. The next prime is 159179. The reversal of 159172 is 271951.

159172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 93636 + 65536 = 306^2 + 256^2 .

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (159179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479 + ... + 1582.

2¹⁵⁹¹⁷² is an apocalyptic number.

It is an amenable number.

159172 is a deficient number, since it is larger than the sum of its proper divisors (140904).

159172 is a wasteful number, since it uses less digits than its factorization.

159172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3078 (or 3076 counting only the distinct ones).

The product of its digits is 630, while the sum is 25.

The square root of 159172 is about 398.9636574928. The cubic root of 159172 is about 54.1945429163.

The spelling of 159172 in words is "one hundred fifty-nine thousand, one hundred seventy-two".