4839979871 has 2 divisors, whose sum is σ = 4839979872. Its totient is φ = 4839979870.

The previous prime is 4839979843. The next prime is 4839979889. The reversal of 4839979871 is 1789799384.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4839979871 - 2²² = 4835785567 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4839979798 and 4839979807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4839979831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2419989935 + 2419989936.

It is an arithmetic number, because the mean of its divisors is an integer number (2419989936).

Almost surely, 2^4839979871 is an apocalyptic number.

4839979871 is a deficient number, since it is larger than the sum of its proper divisors (1).

4839979871 is an equidigital number, since it uses as much as digits as its factorization.

4839979871 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27433728, while the sum is 65.

The square root of 4839979871 is about 69569.9638565380. The cubic root of 4839979871 is about 1691.5357666493.

The spelling of 4839979871 in words is "four billion, eight hundred thirty-nine million, nine hundred seventy-nine thousand, eight hundred seventy-one".