4454965609 has 2 divisors, whose sum is σ = 4454965610. Its totient is φ = 4454965608.

The previous prime is 4454965607. The next prime is 4454965631. The reversal of 4454965609 is 9065694544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2338689600 + 2116276009 = 48360^2 + 46003^2 .

It is a cyclic number.

It is not a de Polignac number, because 4454965609 - 2¹ = 4454965607 is a prime.

Together with 4454965607, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4454965607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2227482804 + 2227482805.

It is an arithmetic number, because the mean of its divisors is an integer number (2227482805).

Almost surely, 2^4454965609 is an apocalyptic number.

It is an amenable number.

4454965609 is a deficient number, since it is larger than the sum of its proper divisors (1).

4454965609 is an equidigital number, since it uses as much as digits as its factorization.

4454965609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 52.

The square root of 4454965609 is about 66745.5287566141. The cubic root of 4454965609 is about 1645.4377316452.

The spelling of 4454965609 in words is "four billion, four hundred fifty-four million, nine hundred sixty-five thousand, six hundred nine".