159989753 has 12 divisors (see below), whose sum is σ = 203030352. Its totient is φ = 124666920.

The previous prime is 159989743. The next prime is 159989779. The reversal of 159989753 is 357989951.

It is not a de Polignac number, because 159989753 - 2⁶ = 159989689 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (159989743) 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 11 ways as a sum of consecutive naturals, for example, 147875 + ... + 148952.

It is an arithmetic number, because the mean of its divisors is an integer number (16919196).

Almost surely, 2^159989753 is an apocalyptic number.

It is an amenable number.

159989753 is a deficient number, since it is larger than the sum of its proper divisors (43040599).

159989753 is a wasteful number, since it uses less digits than its factorization.

159989753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296852 (or 296845 counting only the distinct ones).

The product of its digits is 3061800, while the sum is 56.

The square root of 159989753 is about 12648.7055859483. The cubic root of 159989753 is about 542.8719336393.

The spelling of 159989753 in words is "one hundred fifty-nine million, nine hundred eighty-nine thousand, seven hundred fifty-three".