159166140 has 48 divisors (see below), whose sum is σ = 509332992. Its totient is φ = 36380736.

The previous prime is 159166127. The next prime is 159166157. The reversal of 159166140 is 41661951.

It is a congruent number.

It is an unprimeable number.

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, 189064 + ... + 189903.

It is an arithmetic number, because the mean of its divisors is an integer number (10611104).

Almost surely, 2^159166140 is an apocalyptic number.

159166140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

159166140 is an abundant number, since it is smaller than the sum of its proper divisors (350166852).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

159166140 is a wasteful number, since it uses less digits than its factorization.

159166140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378986 (or 378984 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 159166140 is about 12616.1063724114. The cubic root of 159166140 is about 541.9387784138.

The spelling of 159166140 in words is "one hundred fifty-nine million, one hundred sixty-six thousand, one hundred forty".