4493959399 has 2 divisors, whose sum is σ = 4493959400. Its totient is φ = 4493959398.

The previous prime is 4493959391. The next prime is 4493959453. The reversal of 4493959399 is 9939593944.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4493959399 - 2³ = 4493959391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4493959399.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4493959391) 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, 2246979699 + 2246979700.

It is an arithmetic number, because the mean of its divisors is an integer number (2246979700).

Almost surely, 2^4493959399 is an apocalyptic number.

4493959399 is a deficient number, since it is larger than the sum of its proper divisors (1).

4493959399 is an equidigital number, since it uses as much as digits as its factorization.

4493959399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42515280, while the sum is 64.

The square root of 4493959399 is about 67037.0002237570. Note that the first 3 decimals coincide. The cubic root of 4493959399 is about 1650.2245668024.

The spelling of 4493959399 in words is "four billion, four hundred ninety-three million, nine hundred fifty-nine thousand, three hundred ninety-nine".