563065639 has 4 divisors (see below), whose sum is σ = 563898024. Its totient is φ = 562233256.

The previous prime is 563065637. The next prime is 563065651. The reversal of 563065639 is 936560365.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 563065639 - 2¹ = 563065637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 563065595 and 563065604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563065631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415177 + ... + 416530.

It is an arithmetic number, because the mean of its divisors is an integer number (140974506).

Almost surely, 2^563065639 is an apocalyptic number.

563065639 is a deficient number, since it is larger than the sum of its proper divisors (832385).

563065639 is an equidigital number, since it uses as much as digits as its factorization.

563065639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832384.

The product of its (nonzero) digits is 437400, while the sum is 43.

The square root of 563065639 is about 23729.0041721097. The cubic root of 563065639 is about 825.7584156512.

The spelling of 563065639 in words is "five hundred sixty-three million, sixty-five thousand, six hundred thirty-nine".