563612131 has 2 divisors, whose sum is σ = 563612132. Its totient is φ = 563612130.

The previous prime is 563612111. The next prime is 563612213. The reversal of 563612131 is 131216365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 563612131 - 2²³ = 555223523 is a prime.

It is a super-2 number, since 2×563612131² = 635317268420722322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 563612131.

It is not a weakly prime, because it can be changed into another prime (563612111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281806065 + 281806066.

It is an arithmetic number, because the mean of its divisors is an integer number (281806066).

Almost surely, 2^563612131 is an apocalyptic number.

563612131 is a deficient number, since it is larger than the sum of its proper divisors (1).

563612131 is an equidigital number, since it uses as much as digits as its factorization.

563612131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3240, while the sum is 28.

The square root of 563612131 is about 23740.5166540242. The cubic root of 563612131 is about 826.0254801044.

Adding to 563612131 its reverse (131216365), we get a palindrome (694828496).

The spelling of 563612131 in words is "five hundred sixty-three million, six hundred twelve thousand, one hundred thirty-one".