563263311 has 12 divisors (see below), whose sum is σ = 813232968. Its totient is φ = 346623264.

The previous prime is 563263291. The next prime is 563263313. The reversal of 563263311 is 113362365.

It is a happy number.

It is not a de Polignac number, because 563263311 - 2¹⁸ = 563001167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (563263313) 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, 554980 + ... + 555993.

It is an arithmetic number, because the mean of its divisors is an integer number (67769414).

Almost surely, 2^563263311 is an apocalyptic number.

563263311 is a deficient number, since it is larger than the sum of its proper divisors (249969657).

563263311 is a wasteful number, since it uses less digits than its factorization.

563263311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111002 (or 1110989 counting only the distinct ones).

The product of its digits is 9720, while the sum is 30.

The square root of 563263311 is about 23733.1690045809. The cubic root of 563263311 is about 825.8550356594.

The spelling of 563263311 in words is "five hundred sixty-three million, two hundred sixty-three thousand, three hundred eleven".