3381965309 has 2 divisors, whose sum is σ = 3381965310. Its totient is φ = 3381965308.

The previous prime is 3381965269. The next prime is 3381965311. The reversal of 3381965309 is 9035691833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2682204100 + 699761209 = 51790^2 + 26453^2 .

It is a cyclic number.

It is not a de Polignac number, because 3381965309 - 2²⁴ = 3365188093 is a prime.

It is a super-2 number, since 2×3381965309² = 22875378702558930962, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 3381965311, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3381965359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1690982654 + 1690982655.

It is an arithmetic number, because the mean of its divisors is an integer number (1690982655).

Almost surely, 2^3381965309 is an apocalyptic number.

It is an amenable number.

3381965309 is a deficient number, since it is larger than the sum of its proper divisors (1).

3381965309 is an equidigital number, since it uses as much as digits as its factorization.

3381965309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 524880, while the sum is 47.

The square root of 3381965309 is about 58154.6671299905. The cubic root of 3381965309 is about 1501.0311885673.

The spelling of 3381965309 in words is "three billion, three hundred eighty-one million, nine hundred sixty-five thousand, three hundred nine".