159420812 has 6 divisors (see below), whose sum is σ = 278986428. Its totient is φ = 79710404.

The previous prime is 159420809. The next prime is 159420829. The reversal of 159420812 is 218024951.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19927598 + ... + 19927605.

It is an arithmetic number, because the mean of its divisors is an integer number (46497738).

Almost surely, 2^159420812 is an apocalyptic number.

It is an amenable number.

159420812 is a deficient number, since it is larger than the sum of its proper divisors (119565616).

159420812 is a wasteful number, since it uses less digits than its factorization.

159420812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39855207 (or 39855205 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 32.

The square root of 159420812 is about 12626.1954681527. The cubic root of 159420812 is about 542.2276654164.

The spelling of 159420812 in words is "one hundred fifty-nine million, four hundred twenty thousand, eight hundred twelve".