563727641 has 2 divisors, whose sum is σ = 563727642. Its totient is φ = 563727640.

The previous prime is 563727623. The next prime is 563727683. The reversal of 563727641 is 146727365.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 536895241 + 26832400 = 23171^2 + 5180^2 .

It is a cyclic number.

It is not a de Polignac number, because 563727641 - 2¹⁴ = 563711257 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (563727611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281863820 + 281863821.

It is an arithmetic number, because the mean of its divisors is an integer number (281863821).

Almost surely, 2^563727641 is an apocalyptic number.

It is an amenable number.

563727641 is a deficient number, since it is larger than the sum of its proper divisors (1).

563727641 is an equidigital number, since it uses as much as digits as its factorization.

563727641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 41.

The square root of 563727641 is about 23742.9492902630. The cubic root of 563727641 is about 826.0819064305.

The spelling of 563727641 in words is "five hundred sixty-three million, seven hundred twenty-seven thousand, six hundred forty-one".