563136263 has 4 divisors (see below), whose sum is σ = 578356200. Its totient is φ = 547916328.

The previous prime is 563136241. The next prime is 563136283. The reversal of 563136263 is 362631365.

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 563136263 - 2⁶ = 563136199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563136283) 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, 7609913 + ... + 7609986.

It is an arithmetic number, because the mean of its divisors is an integer number (144589050).

Almost surely, 2^563136263 is an apocalyptic number.

563136263 is a deficient number, since it is larger than the sum of its proper divisors (15219937).

563136263 is a wasteful number, since it uses less digits than its factorization.

563136263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15219936.

The product of its digits is 58320, while the sum is 35.

The square root of 563136263 is about 23730.4922620665. The cubic root of 563136263 is about 825.7929385205.

The spelling of 563136263 in words is "five hundred sixty-three million, one hundred thirty-six thousand, two hundred sixty-three".