3838965289 has 2 divisors, whose sum is σ = 3838965290. Its totient is φ = 3838965288.

The previous prime is 3838965287. The next prime is 3838965301. The reversal of 3838965289 is 9825698383.

3838965289 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 can be written as a sum of positive squares in only one way, i.e., 3585614400 + 253350889 = 59880^2 + 15917^2 .

It is a cyclic number.

It is not a de Polignac number, because 3838965289 - 2¹ = 3838965287 is a prime.

Together with 3838965287, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3838965281) 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, 1919482644 + 1919482645.

It is an arithmetic number, because the mean of its divisors is an integer number (1919482645).

Almost surely, 2^3838965289 is an apocalyptic number.

It is an amenable number.

3838965289 is a deficient number, since it is larger than the sum of its proper divisors (1).

3838965289 is an equidigital number, since it uses as much as digits as its factorization.

3838965289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22394880, while the sum is 61.

The square root of 3838965289 is about 61959.3841883536. The cubic root of 3838965289 is about 1565.8063925613.

The spelling of 3838965289 in words is "three billion, eight hundred thirty-eight million, nine hundred sixty-five thousand, two hundred eighty-nine".