6947446039 has 2 divisors, whose sum is σ = 6947446040. Its totient is φ = 6947446038.

The previous prime is 6947446013. The next prime is 6947446097. The reversal of 6947446039 is 9306447496.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6947446039 - 2²⁷ = 6813228311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6947446339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3473723019 + 3473723020.

It is an arithmetic number, because the mean of its divisors is an integer number (3473723020).

Almost surely, 2^6947446039 is an apocalyptic number.

6947446039 is a deficient number, since it is larger than the sum of its proper divisors (1).

6947446039 is an equidigital number, since it uses as much as digits as its factorization.

6947446039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The square root of 6947446039 is about 83351.3409550200. The cubic root of 6947446039 is about 1908.1319087714.

The spelling of 6947446039 in words is "six billion, nine hundred forty-seven million, four hundred forty-six thousand, thirty-nine".