563630013 has 12 divisors (see below), whose sum is σ = 814362588. Its totient is φ = 375647040.

The previous prime is 563629933. The next prime is 563630017. The reversal of 563630013 is 310036365.

It can be written as a sum of positive squares in 2 ways, for example, as 208571364 + 355058649 = 14442^2 + 18843^2 .

It is not a de Polignac number, because 563630013 - 2⁸ = 563629757 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563630017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37473 + ... + 50313.

It is an arithmetic number, because the mean of its divisors is an integer number (67863549).

Almost surely, 2^563630013 is an apocalyptic number.

It is an amenable number.

563630013 is a deficient number, since it is larger than the sum of its proper divisors (250732575).

563630013 is a wasteful number, since it uses less digits than its factorization.

563630013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17724 (or 17721 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 563630013 is about 23740.8932645762. The cubic root of 563630013 is about 826.0342159179.

Adding to 563630013 its reverse (310036365), we get a palindrome (873666378).

The spelling of 563630013 in words is "five hundred sixty-three million, six hundred thirty thousand, thirteen".