5643884047 has 2 divisors, whose sum is σ = 5643884048. Its totient is φ = 5643884046.

The previous prime is 5643884041. The next prime is 5643884093. The reversal of 5643884047 is 7404883465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5643884047 - 2⁷ = 5643883919 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5643884041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821942023 + 2821942024.

It is an arithmetic number, because the mean of its divisors is an integer number (2821942024).

Almost surely, 2^5643884047 is an apocalyptic number.

5643884047 is a deficient number, since it is larger than the sum of its proper divisors (1).

5643884047 is an equidigital number, since it uses as much as digits as its factorization.

5643884047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2580480, while the sum is 49.

The square root of 5643884047 is about 75125.7881622549. The cubic root of 5643884047 is about 1780.4346082434.

The spelling of 5643884047 in words is "five billion, six hundred forty-three million, eight hundred eighty-four thousand, forty-seven".