6900739039 has 2 divisors, whose sum is σ = 6900739040. Its totient is φ = 6900739038.

The previous prime is 6900738947. The next prime is 6900739091. The reversal of 6900739039 is 9309370096.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6900739039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6900739039.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6900739099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3450369519 + 3450369520.

It is an arithmetic number, because the mean of its divisors is an integer number (3450369520).

Almost surely, 2^6900739039 is an apocalyptic number.

6900739039 is a deficient number, since it is larger than the sum of its proper divisors (1).

6900739039 is an equidigital number, since it uses as much as digits as its factorization.

6900739039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 275562, while the sum is 46.

The square root of 6900739039 is about 83070.6870020948. The cubic root of 6900739039 is about 1903.8462289273.

The spelling of 6900739039 in words is "six billion, nine hundred million, seven hundred thirty-nine thousand, thirty-nine".