159881852 has 12 divisors (see below), whose sum is σ = 301315896. Its totient is φ = 73791600.

The previous prime is 159881833. The next prime is 159881863. The reversal of 159881852 is 258188951.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 159881797 and 159881806.

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, 1537274 + ... + 1537377.

It is an arithmetic number, because the mean of its divisors is an integer number (25109658).

Almost surely, 2^159881852 is an apocalyptic number.

It is an amenable number.

159881852 is a deficient number, since it is larger than the sum of its proper divisors (141434044).

159881852 is a wasteful number, since it uses less digits than its factorization.

159881852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3074668 (or 3074666 counting only the distinct ones).

The product of its digits is 230400, while the sum is 47.

The square root of 159881852 is about 12644.4395684427. The cubic root of 159881852 is about 542.7498641593.

The spelling of 159881852 in words is "one hundred fifty-nine million, eight hundred eighty-one thousand, eight hundred fifty-two".