4681843819 has 2 divisors, whose sum is σ = 4681843820. Its totient is φ = 4681843818.

The previous prime is 4681843769. The next prime is 4681843841. The reversal of 4681843819 is 9183481864.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4681843819 - 2⁹ = 4681843307 is a prime.

It is a super-2 number, since 2×4681843819² = 43839323091017009522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4681843849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2340921909 + 2340921910.

It is an arithmetic number, because the mean of its divisors is an integer number (2340921910).

Almost surely, 2^4681843819 is an apocalyptic number.

4681843819 is a deficient number, since it is larger than the sum of its proper divisors (1).

4681843819 is an equidigital number, since it uses as much as digits as its factorization.

4681843819 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1327104, while the sum is 52.

The square root of 4681843819 is about 68424.0003142172. Note that the first 3 decimals coincide. The cubic root of 4681843819 is about 1672.9089604634.

The spelling of 4681843819 in words is "four billion, six hundred eighty-one million, eight hundred forty-three thousand, eight hundred nineteen".