5128663843 has 2 divisors, whose sum is σ = 5128663844. Its totient is φ = 5128663842.

The previous prime is 5128663789. The next prime is 5128663867. The reversal of 5128663843 is 3483668215.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5128663843 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5128663793 and 5128663802.

It is not a weakly prime, because it can be changed into another prime (5128663643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2564331921 + 2564331922.

It is an arithmetic number, because the mean of its divisors is an integer number (2564331922).

Almost surely, 2^5128663843 is an apocalyptic number.

5128663843 is a deficient number, since it is larger than the sum of its proper divisors (1).

5128663843 is an equidigital number, since it uses as much as digits as its factorization.

5128663843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 829440, while the sum is 46.

The square root of 5128663843 is about 71614.6901340779. The cubic root of 5128663843 is about 1724.5193752220.

The spelling of 5128663843 in words is "five billion, one hundred twenty-eight million, six hundred sixty-three thousand, eight hundred forty-three".