4421810947 has 2 divisors, whose sum is σ = 4421810948. Its totient is φ = 4421810946.

The previous prime is 4421810923. The next prime is 4421811029. The reversal of 4421810947 is 7490181244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4421810947 - 2¹¹ = 4421808899 is a prime.

It is not a weakly prime, because it can be changed into another prime (4421810747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2210905473 + 2210905474.

It is an arithmetic number, because the mean of its divisors is an integer number (2210905474).

Almost surely, 2^4421810947 is an apocalyptic number.

4421810947 is a deficient number, since it is larger than the sum of its proper divisors (1).

4421810947 is an equidigital number, since it uses as much as digits as its factorization.

4421810947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64512, while the sum is 40.

The square root of 4421810947 is about 66496.6987676832. The cubic root of 4421810947 is about 1641.3456815311.

The spelling of 4421810947 in words is "four billion, four hundred twenty-one million, eight hundred ten thousand, nine hundred forty-seven".