6720070039 has 2 divisors, whose sum is σ = 6720070040. Its totient is φ = 6720070038.

The previous prime is 6720070031. The next prime is 6720070061. The reversal of 6720070039 is 9300700276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6720070039 - 2³ = 6720070031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6720069986 and 6720070013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6720070031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3360035019 + 3360035020.

It is an arithmetic number, because the mean of its divisors is an integer number (3360035020).

Almost surely, 2^6720070039 is an apocalyptic number.

6720070039 is a deficient number, since it is larger than the sum of its proper divisors (1).

6720070039 is an equidigital number, since it uses as much as digits as its factorization.

6720070039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15876, while the sum is 34.

The square root of 6720070039 is about 81976.0333207212. The cubic root of 6720070039 is about 1887.0841481072.

The spelling of 6720070039 in words is "six billion, seven hundred twenty million, seventy thousand, thirty-nine".