565117201 has 4 divisors (see below), whose sum is σ = 616491504. Its totient is φ = 513742900.

The previous prime is 565117177. The next prime is 565117207. The reversal of 565117201 is 102711565.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 565117201 - 2⁹ = 565116689 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 565117201.

It is not an unprimeable number, because it can be changed into a prime (565117207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25687135 + ... + 25687156.

It is an arithmetic number, because the mean of its divisors is an integer number (154122876).

Almost surely, 2^565117201 is an apocalyptic number.

It is an amenable number.

565117201 is a deficient number, since it is larger than the sum of its proper divisors (51374303).

565117201 is a wasteful number, since it uses less digits than its factorization.

565117201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51374302.

The product of its (nonzero) digits is 2100, while the sum is 28.

The square root of 565117201 is about 23772.1938617369. The cubic root of 565117201 is about 826.7600994775.

Adding to 565117201 its reverse (102711565), we get a palindrome (667828766).

The spelling of 565117201 in words is "five hundred sixty-five million, one hundred seventeen thousand, two hundred one".