563312313 has 20 divisors (see below), whose sum is σ = 842130960. Its totient is φ = 375256152.

The previous prime is 563312303. The next prime is 563312329. The reversal of 563312313 is 313213365.

It is a happy number.

563312313 is a `hidden beast` number, since 5 + 633 + 1 + 23 + 1 + 3 = 666.

It is not a de Polignac number, because 563312313 - 2²⁴ = 546535097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (563312303) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 198418 + ... + 201236.

It is an arithmetic number, because the mean of its divisors is an integer number (42106548).

Almost surely, 2^563312313 is an apocalyptic number.

It is an amenable number.

563312313 is a deficient number, since it is larger than the sum of its proper divisors (278818647).

563312313 is a wasteful number, since it uses less digits than its factorization.

563312313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5298 (or 5289 counting only the distinct ones).

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

The square root of 563312313 is about 23734.2013347827. The cubic root of 563312313 is about 825.8789838285.

Adding to 563312313 its reverse (313213365), we get a palindrome (876525678).

The spelling of 563312313 in words is "five hundred sixty-three million, three hundred twelve thousand, three hundred thirteen".