159009147 has 12 divisors (see below), whose sum is σ = 250560024. Its totient is φ = 96369120.

The previous prime is 159009139. The next prime is 159009161. The reversal of 159009147 is 741900951.

It is not a de Polignac number, because 159009147 - 2³ = 159009139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (159009107) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 802978 + ... + 803175.

It is an arithmetic number, because the mean of its divisors is an integer number (20880002).

Almost surely, 2^159009147 is an apocalyptic number.

159009147 is a deficient number, since it is larger than the sum of its proper divisors (91550877).

159009147 is a wasteful number, since it uses less digits than its factorization.

159009147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606170 (or 1606167 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 36.

The square root of 159009147 is about 12609.8829098450. The cubic root of 159009147 is about 541.7605399539.

The spelling of 159009147 in words is "one hundred fifty-nine million, nine thousand, one hundred forty-seven".