920159 has 8 divisors (see below), whose sum is σ = 984960. Its totient is φ = 856576.

The previous prime is 920149. The next prime is 920167. The reversal of 920159 is 951029.

It is a happy number.

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 920159 - 2⁸ = 919903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (920149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1682 + ... + 2160.

It is an arithmetic number, because the mean of its divisors is an integer number (123120).

2⁹²⁰¹⁵⁹ is an apocalyptic number.

920159 is a deficient number, since it is larger than the sum of its proper divisors (64801).

920159 is a wasteful number, since it uses less digits than its factorization.

920159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609.

The product of its (nonzero) digits is 810, while the sum is 26.

The square root of 920159 is about 959.2491855613. The cubic root of 920159 is about 97.2644852565.

The spelling of 920159 in words is "nine hundred twenty thousand, one hundred fifty-nine".