3964357939 has 2 divisors, whose sum is σ = 3964357940. Its totient is φ = 3964357938.

The previous prime is 3964357919. The next prime is 3964358017. The reversal of 3964357939 is 9397534693.

3964357939 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 an emirp because it is prime and its reverse (9397534693) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3964357939 - 2⁹ = 3964357427 is a prime.

It is a super-2 number, since 2×3964357939² = 31432267737024655442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3964357909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1982178969 + 1982178970.

It is an arithmetic number, because the mean of its divisors is an integer number (1982178970).

Almost surely, 2^3964357939 is an apocalyptic number.

3964357939 is a deficient number, since it is larger than the sum of its proper divisors (1).

3964357939 is an equidigital number, since it uses as much as digits as its factorization.

3964357939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16533720, while the sum is 58.

The square root of 3964357939 is about 62963.1474673876. The cubic root of 3964357939 is about 1582.6721245443.

The spelling of 3964357939 in words is "three billion, nine hundred sixty-four million, three hundred fifty-seven thousand, nine hundred thirty-nine".