563656061 has 2 divisors, whose sum is σ = 563656062. Its totient is φ = 563656060.

The previous prime is 563656013. The next prime is 563656081. The reversal of 563656061 is 160656365.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 307335961 + 256320100 = 17531^2 + 16010^2 .

It is a cyclic number.

It is not a de Polignac number, because 563656061 - 2¹⁸ = 563393917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (563656081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281828030 + 281828031.

It is an arithmetic number, because the mean of its divisors is an integer number (281828031).

Almost surely, 2^563656061 is an apocalyptic number.

It is an amenable number.

563656061 is a deficient number, since it is larger than the sum of its proper divisors (1).

563656061 is an equidigital number, since it uses as much as digits as its factorization.

563656061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 97200, while the sum is 38.

The square root of 563656061 is about 23741.4418475374. The cubic root of 563656061 is about 826.0469407003.

It can be divided in two parts, 56365 and 6061, that added together give a palindrome (62426).

The spelling of 563656061 in words is "five hundred sixty-three million, six hundred fifty-six thousand, sixty-one".