159611120 has 20 divisors (see below), whose sum is σ = 371096040. Its totient is φ = 63844416.

The previous prime is 159611117. The next prime is 159611129. The reversal of 159611120 is 21116951.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 159611120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159611129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 997490 + ... + 997649.

It is an arithmetic number, because the mean of its divisors is an integer number (18554802).

Almost surely, 2^159611120 is an apocalyptic number.

159611120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159611120 is an abundant number, since it is smaller than the sum of its proper divisors (211484920).

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

159611120 is a wasteful number, since it uses less digits than its factorization.

159611120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995152 (or 1995146 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 26.

The square root of 159611120 is about 12633.7294572901. The cubic root of 159611120 is about 542.4433403701.

The spelling of 159611120 in words is "one hundred fifty-nine million, six hundred eleven thousand, one hundred twenty".