3665435489 has 2 divisors, whose sum is σ = 3665435490. Its totient is φ = 3665435488.

The previous prime is 3665435437. The next prime is 3665435491. The reversal of 3665435489 is 9845345663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3625846225 + 39589264 = 60215^2 + 6292^2 .

It is an emirp because it is prime and its reverse (9845345663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3665435489 - 2⁸ = 3665435233 is a prime.

Together with 3665435491, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3665435489.

It is not a weakly prime, because it can be changed into another prime (3665435789) 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, 1832717744 + 1832717745.

It is an arithmetic number, because the mean of its divisors is an integer number (1832717745).

Almost surely, 2^3665435489 is an apocalyptic number.

It is an amenable number.

3665435489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3665435489 is an equidigital number, since it uses as much as digits as its factorization.

3665435489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9331200, while the sum is 53.

The square root of 3665435489 is about 60542.8401134271. The cubic root of 3665435489 is about 1541.8490592575.

The spelling of 3665435489 in words is "three billion, six hundred sixty-five million, four hundred thirty-five thousand, four hundred eighty-nine".