159138892 has 24 divisors (see below), whose sum is σ = 314289360. Its totient is φ = 69840960.

The previous prime is 159138883. The next prime is 159138893. The reversal of 159138892 is 298831951.

It is not an unprimeable number, because it can be changed into a prime (159138893) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61083 + ... + 63634.

It is an arithmetic number, because the mean of its divisors is an integer number (13095390).

Almost surely, 2^159138892 is an apocalyptic number.

It is an amenable number.

159138892 is a deficient number, since it is larger than the sum of its proper divisors (155150468).

159138892 is a wasteful number, since it uses less digits than its factorization.

159138892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124761 (or 124759 counting only the distinct ones).

The product of its digits is 155520, while the sum is 46.

The square root of 159138892 is about 12615.0264367539. The cubic root of 159138892 is about 541.9078514202.

The spelling of 159138892 in words is "one hundred fifty-nine million, one hundred thirty-eight thousand, eight hundred ninety-two".