159713725 has 24 divisors (see below), whose sum is σ = 218825280. Its totient is φ = 115019520.

The previous prime is 159713713. The next prime is 159713777. The reversal of 159713725 is 527317951.

It is not a de Polignac number, because 159713725 - 2¹¹ = 159711677 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1606 + ... + 17944.

It is an arithmetic number, because the mean of its divisors is an integer number (9117720).

Almost surely, 2^159713725 is an apocalyptic number.

It is an amenable number.

159713725 is a deficient number, since it is larger than the sum of its proper divisors (59111555).

159713725 is a wasteful number, since it uses less digits than its factorization.

159713725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16389 (or 16384 counting only the distinct ones).

The product of its digits is 66150, while the sum is 40.

The square root of 159713725 is about 12637.7895614700. The cubic root of 159713725 is about 542.5595508966.

The spelling of 159713725 in words is "one hundred fifty-nine million, seven hundred thirteen thousand, seven hundred twenty-five".