159351920 has 240 divisors, whose sum is σ = 480906720. Its totient is φ = 48642048.

The previous prime is 159351911. The next prime is 159351943. The reversal of 159351920 is 29153951.

159351920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2700851 + ... + 2700909.

It is an arithmetic number, because the mean of its divisors is an integer number (2003778).

Almost surely, 2^159351920 is an apocalyptic number.

159351920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 159351920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240453360).

159351920 is an abundant number, since it is smaller than the sum of its proper divisors (321554800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159351920 is a wasteful number, since it uses less digits than its factorization.

159351920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152 (or 139 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 35.

The square root of 159351920 is about 12623.4670356444. The cubic root of 159351920 is about 542.1495481994.

The spelling of 159351920 in words is "one hundred fifty-nine million, three hundred fifty-one thousand, nine hundred twenty".