4563968947 has 2 divisors, whose sum is σ = 4563968948. Its totient is φ = 4563968946.

The previous prime is 4563968921. The next prime is 4563968977. The reversal of 4563968947 is 7498693654.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4563968947 - 2⁷ = 4563968819 is a prime.

It is not a weakly prime, because it can be changed into another prime (4563968917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2281984473 + 2281984474.

It is an arithmetic number, because the mean of its divisors is an integer number (2281984474).

Almost surely, 2^4563968947 is an apocalyptic number.

4563968947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4563968947 is an equidigital number, since it uses as much as digits as its factorization.

4563968947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 39191040, while the sum is 61.

The square root of 4563968947 is about 67557.1531889851. The cubic root of 4563968947 is about 1658.7498385947.

The spelling of 4563968947 in words is "four billion, five hundred sixty-three million, nine hundred sixty-eight thousand, nine hundred forty-seven".