159122 has 4 divisors (see below), whose sum is σ = 238686. Its totient is φ = 79560.

The previous prime is 159119. The next prime is 159157. The reversal of 159122 is 221951.

159122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 152881 + 6241 = 391^2 + 79^2 .

It is a junction number, because it is equal to n+sod(n) for n = 159094 and 159103.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39779 + ... + 39782.

2¹⁵⁹¹²² is an apocalyptic number.

159122 is a deficient number, since it is larger than the sum of its proper divisors (79564).

159122 is an equidigital number, since it uses as much as digits as its factorization.

159122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79563.

The product of its digits is 180, while the sum is 20.

The square root of 159122 is about 398.9009902219. The cubic root of 159122 is about 54.1888676909.

The spelling of 159122 in words is "one hundred fifty-nine thousand, one hundred twenty-two".