563263513 has 4 divisors (see below), whose sum is σ = 565600948. Its totient is φ = 560926080.

The previous prime is 563263507. The next prime is 563263523. The reversal of 563263513 is 315362365.

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

It can be written as a sum of positive squares in 2 ways, for example, as 230675344 + 332588169 = 15188^2 + 18237^2 .

It is a cyclic number.

It is not a de Polignac number, because 563263513 - 2¹⁷ = 563132441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (563263523) 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, 1168356 + ... + 1168837.

It is an arithmetic number, because the mean of its divisors is an integer number (141400237).

Almost surely, 2^563263513 is an apocalyptic number.

It is an amenable number.

563263513 is a deficient number, since it is larger than the sum of its proper divisors (2337435).

563263513 is a wasteful number, since it uses less digits than its factorization.

563263513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337434.

The product of its digits is 48600, while the sum is 34.

The square root of 563263513 is about 23733.1732602280. The cubic root of 563263513 is about 825.8551343834.

The spelling of 563263513 in words is "five hundred sixty-three million, two hundred sixty-three thousand, five hundred thirteen".