565116003 has 24 divisors (see below), whose sum is σ = 853632000. Its totient is φ = 359575920.

The previous prime is 565115987. The next prime is 565116043. The reversal of 565116003 is 300611565.

It is a happy number.

565116003 is a `hidden beast` number, since 5 + 6 + 51 + 1 + 600 + 3 = 666.

It is not a de Polignac number, because 565116003 - 2⁴ = 565115987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (565116043) 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 23 ways as a sum of consecutive naturals, for example, 100558 + ... + 106028.

It is an arithmetic number, because the mean of its divisors is an integer number (35568000).

Almost surely, 2^565116003 is an apocalyptic number.

565116003 is a deficient number, since it is larger than the sum of its proper divisors (288515997).

565116003 is a wasteful number, since it uses less digits than its factorization.

565116003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5999 (or 5996 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 565116003 is about 23772.1686642174. The cubic root of 565116003 is about 826.7595152569.

Adding to 565116003 its reverse (300611565), we get a palindrome (865727568).

The spelling of 565116003 in words is "five hundred sixty-five million, one hundred sixteen thousand, three".