3663003689 has 2 divisors, whose sum is σ = 3663003690. Its totient is φ = 3663003688.

The previous prime is 3663003623. The next prime is 3663003733. The reversal of 3663003689 is 9863003663.

It is a happy number.

3663003689 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (3663003733) can be obtained adding 3663003689 to its sum of digits (44).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2387299600 + 1275704089 = 48860^2 + 35717^2 .

It is a cyclic number.

It is not a de Polignac number, because 3663003689 - 2²⁰ = 3661955113 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3663003089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1831501844 + 1831501845.

It is an arithmetic number, because the mean of its divisors is an integer number (1831501845).

Almost surely, 2^3663003689 is an apocalyptic number.

It is an amenable number.

3663003689 is a deficient number, since it is larger than the sum of its proper divisors (1).

3663003689 is an equidigital number, since it uses as much as digits as its factorization.

3663003689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 419904, while the sum is 44.

The square root of 3663003689 is about 60522.7534816452. The cubic root of 3663003689 is about 1541.5080085562.

The spelling of 3663003689 in words is "three billion, six hundred sixty-three million, three thousand, six hundred eighty-nine".