64827713 has 2 divisors, whose sum is σ = 64827714. Its totient is φ = 64827712.

The previous prime is 64827709. The next prime is 64827739. The reversal of 64827713 is 31772846.

64827713 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., 37662769 + 27164944 = 6137^2 + 5212^2 .

It is a cyclic number.

It is not a de Polignac number, because 64827713 - 2² = 64827709 is a prime.

It is not a weakly prime, because it can be changed into another prime (64827743) 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, 32413856 + 32413857.

It is an arithmetic number, because the mean of its divisors is an integer number (32413857).

Almost surely, 2^64827713 is an apocalyptic number.

It is an amenable number.

64827713 is a deficient number, since it is larger than the sum of its proper divisors (1).

64827713 is an equidigital number, since it uses as much as digits as its factorization.

64827713 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56448, while the sum is 38.

The square root of 64827713 is about 8051.5658725493. The cubic root of 64827713 is about 401.7170211335.

The spelling of 64827713 in words is "sixty-four million, eight hundred twenty-seven thousand, seven hundred thirteen".