159572465 has 8 divisors (see below), whose sum is σ = 206216808. Its totient is φ = 117838080.

The previous prime is 159572449. The next prime is 159572509. The reversal of 159572465 is 564275951.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5041 + 159567424 = 71^2 + 12632^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 159572465 - 2⁴ = 159572449 is a prime.

It is a Duffinian 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 7 ways as a sum of consecutive naturals, for example, 1227416 + ... + 1227545.

It is an arithmetic number, because the mean of its divisors is an integer number (25777101).

Almost surely, 2^159572465 is an apocalyptic number.

It is an amenable number.

159572465 is a deficient number, since it is larger than the sum of its proper divisors (46644343).

159572465 is a wasteful number, since it uses less digits than its factorization.

159572465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454979.

The product of its digits is 378000, while the sum is 44.

The square root of 159572465 is about 12632.1995313564. The cubic root of 159572465 is about 542.3995467625.

The spelling of 159572465 in words is "one hundred fifty-nine million, five hundred seventy-two thousand, four hundred sixty-five".