567940663 has 2 divisors, whose sum is σ = 567940664. Its totient is φ = 567940662.

The previous prime is 567940589. The next prime is 567940693. The reversal of 567940663 is 366049765.

567940663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-567940663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (567940693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 283970331 + 283970332.

It is an arithmetic number, because the mean of its divisors is an integer number (283970332).

Almost surely, 2^567940663 is an apocalyptic number.

567940663 is a deficient number, since it is larger than the sum of its proper divisors (1).

567940663 is an equidigital number, since it uses as much as digits as its factorization.

567940663 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 46.

The square root of 567940663 is about 23831.5056805062. The cubic root of 567940663 is about 828.1347104175.

The spelling of 567940663 in words is "five hundred sixty-seven million, nine hundred forty thousand, six hundred sixty-three".