8439607013 has 2 divisors, whose sum is σ = 8439607014. Its totient is φ = 8439607012.

The previous prime is 8439606977. The next prime is 8439607049. The reversal of 8439607013 is 3107069348.

It is a balanced prime because it is at equal distance from previous prime (8439606977) and next prime (8439607049).

It can be written as a sum of positive squares in only one way, i.e., 5131286689 + 3308320324 = 71633^2 + 57518^2 .

It is a cyclic number.

It is not a de Polignac number, because 8439607013 - 2⁸ = 8439606757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8439607513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4219803506 + 4219803507.

It is an arithmetic number, because the mean of its divisors is an integer number (4219803507).

Almost surely, 2^8439607013 is an apocalyptic number.

It is an amenable number.

8439607013 is a deficient number, since it is larger than the sum of its proper divisors (1).

8439607013 is an equidigital number, since it uses as much as digits as its factorization.

8439607013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 41.

The square root of 8439607013 is about 91867.3337645107. Note that the first 3 decimals coincide. The cubic root of 8439607013 is about 2035.9826594742.

The spelling of 8439607013 in words is "eight billion, four hundred thirty-nine million, six hundred seven thousand, thirteen".