159939670 has 16 divisors (see below), whose sum is σ = 314063568. Its totient is φ = 58159840.

The previous prime is 159939667. The next prime is 159939671. The reversal of 159939670 is 76939951.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159939671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 726889 + ... + 727108.

It is an arithmetic number, because the mean of its divisors is an integer number (19628973).

Almost surely, 2^159939670 is an apocalyptic number.

159939670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

159939670 is a deficient number, since it is larger than the sum of its proper divisors (154123898).

159939670 is a wasteful number, since it uses less digits than its factorization.

159939670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1454015.

The product of its (nonzero) digits is 459270, while the sum is 49.

The square root of 159939670 is about 12646.7256631905. The cubic root of 159939670 is about 542.8152810682.

The spelling of 159939670 in words is "one hundred fifty-nine million, nine hundred thirty-nine thousand, six hundred seventy".