159318164 has 12 divisors (see below), whose sum is σ = 279760404. Its totient is φ = 79386624.

The previous prime is 159318157. The next prime is 159318197. The reversal of 159318164 is 461813951.

It can be written as a sum of positive squares in 2 ways, for example, as 140896900 + 18421264 = 11870^2 + 4292^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66797 + ... + 69140.

It is an arithmetic number, because the mean of its divisors is an integer number (23313367).

Almost surely, 2^159318164 is an apocalyptic number.

It is an amenable number.

159318164 is a deficient number, since it is larger than the sum of its proper divisors (120442240).

159318164 is a wasteful number, since it uses less digits than its factorization.

159318164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136234 (or 136232 counting only the distinct ones).

The product of its digits is 25920, while the sum is 38.

The square root of 159318164 is about 12622.1299311962. The cubic root of 159318164 is about 542.1112637688. Note that the first 3 decimals are identical.

The spelling of 159318164 in words is "one hundred fifty-nine million, three hundred eighteen thousand, one hundred sixty-four".