159685941 has 16 divisors (see below), whose sum is σ = 224856576. Its totient is φ = 100598256.

The previous prime is 159685927. The next prime is 159685963. The reversal of 159685941 is 149586951.

It is not a de Polignac number, because 159685941 - 2⁵ = 159685909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159685241) 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 15 ways as a sum of consecutive naturals, for example, 8215 + ... + 19668.

It is an arithmetic number, because the mean of its divisors is an integer number (14053536).

Almost surely, 2^159685941 is an apocalyptic number.

It is an amenable number.

159685941 is a deficient number, since it is larger than the sum of its proper divisors (65170635).

159685941 is a wasteful number, since it uses less digits than its factorization.

159685941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27992.

The product of its digits is 388800, while the sum is 48.

The square root of 159685941 is about 12636.6902707948. The cubic root of 159685941 is about 542.5280876253.

The spelling of 159685941 in words is "one hundred fifty-nine million, six hundred eighty-five thousand, nine hundred forty-one".