159165166 has 32 divisors (see below), whose sum is σ = 262836000. Its totient is φ = 71995392.

The previous prime is 159165161. The next prime is 159165211. The reversal of 159165166 is 661561951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159165161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106150 + ... + 107638.

It is an arithmetic number, because the mean of its divisors is an integer number (8213625).

Almost surely, 2^159165166 is an apocalyptic number.

159165166 is a deficient number, since it is larger than the sum of its proper divisors (103670834).

159165166 is a wasteful number, since it uses less digits than its factorization.

159165166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1636.

The product of its digits is 48600, while the sum is 40.

The square root of 159165166 is about 12616.0677709023. The cubic root of 159165166 is about 541.9376729663.

The spelling of 159165166 in words is "one hundred fifty-nine million, one hundred sixty-five thousand, one hundred sixty-six".