563430947 has 2 divisors, whose sum is σ = 563430948. Its totient is φ = 563430946.

The previous prime is 563430929. The next prime is 563431003. The reversal of 563430947 is 749034365.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 563430947 - 2¹⁴ = 563414563 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (563436947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281715473 + 281715474.

It is an arithmetic number, because the mean of its divisors is an integer number (281715474).

Almost surely, 2^563430947 is an apocalyptic number.

563430947 is a deficient number, since it is larger than the sum of its proper divisors (1).

563430947 is an equidigital number, since it uses as much as digits as its factorization.

563430947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 41.

The square root of 563430947 is about 23736.7004236056. The cubic root of 563430947 is about 825.9369566722.

The spelling of 563430947 in words is "five hundred sixty-three million, four hundred thirty thousand, nine hundred forty-seven".