159989495 has 16 divisors (see below), whose sum is σ = 201700800. Its totient is φ = 121592064.

The previous prime is 159989477. The next prime is 159989521. The reversal of 159989495 is 594989951.

It is a cyclic number.

It is not a de Polignac number, because 159989495 - 2²⁶ = 92880631 is a prime.

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, 12467 + ... + 21803.

It is an arithmetic number, because the mean of its divisors is an integer number (12606300).

Almost surely, 2^159989495 is an apocalyptic number.

159989495 is a deficient number, since it is larger than the sum of its proper divisors (41711305).

159989495 is a wasteful number, since it uses less digits than its factorization.

159989495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9514.

The product of its digits is 5248800, while the sum is 59.

The square root of 159989495 is about 12648.6953872722. The cubic root of 159989495 is about 542.8716418268.

The spelling of 159989495 in words is "one hundred fifty-nine million, nine hundred eighty-nine thousand, four hundred ninety-five".