159161100 has 144 divisors (see below), whose sum is σ = 554131200. Its totient is φ = 34456320.

The previous prime is 159161047. The next prime is 159161131. The reversal of 159161100 is 1161951.

159161100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 37906 + ... + 41894.

Almost surely, 2^159161100 is an apocalyptic number.

159161100 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 159161100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277065600).

159161100 is an abundant number, since it is smaller than the sum of its proper divisors (394970100).

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

159161100 is a wasteful number, since it uses less digits than its factorization.

159161100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032 (or 4025 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 24.

The square root of 159161100 is about 12615.9066261605. The cubic root of 159161100 is about 541.9330581849.

The spelling of 159161100 in words is "one hundred fifty-nine million, one hundred sixty-one thousand, one hundred".