3914395439 has 2 divisors, whose sum is σ = 3914395440. Its totient is φ = 3914395438.

The previous prime is 3914395421. The next prime is 3914395477. The reversal of 3914395439 is 9345934193.

3914395439 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3914395439 - 2⁸ = 3914395183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3914395339) 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, 1957197719 + 1957197720.

It is an arithmetic number, because the mean of its divisors is an integer number (1957197720).

Almost surely, 2^3914395439 is an apocalyptic number.

3914395439 is a deficient number, since it is larger than the sum of its proper divisors (1).

3914395439 is an equidigital number, since it uses as much as digits as its factorization.

3914395439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1574640, while the sum is 50.

The square root of 3914395439 is about 62565.1295771055. The cubic root of 3914395439 is about 1575.9952307686.

The spelling of 3914395439 in words is "three billion, nine hundred fourteen million, three hundred ninety-five thousand, four hundred thirty-nine".