63065689 has 2 divisors, whose sum is σ = 63065690. Its totient is φ = 63065688.

The previous prime is 63065677. The next prime is 63065729. The reversal of 63065689 is 98656036.

63065689 is digitally balanced in base 2, 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., 33177600 + 29888089 = 5760^2 + 5467^2 .

It is a cyclic number.

It is not a de Polignac number, because 63065689 - 2⁵ = 63065657 is a prime.

It is a super-3 number, since 3×63065689³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (63065659) 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, 31532844 + 31532845.

It is an arithmetic number, because the mean of its divisors is an integer number (31532845).

Almost surely, 2^63065689 is an apocalyptic number.

It is an amenable number.

63065689 is a deficient number, since it is larger than the sum of its proper divisors (1).

63065689 is an equidigital number, since it uses as much as digits as its factorization.

63065689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 63065689 is about 7941.3908731405. The cubic root of 63065689 is about 398.0439692002.

The spelling of 63065689 in words is "sixty-three million, sixty-five thousand, six hundred eighty-nine".