66063929 has 2 divisors, whose sum is σ = 66063930. Its totient is φ = 66063928.

The previous prime is 66063923. The next prime is 66063941. The reversal of 66063929 is 92936066.

66063929 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., 34164025 + 31899904 = 5845^2 + 5648^2 .

It is a cyclic number.

It is not a de Polignac number, because 66063929 - 2⁴ = 66063913 is a prime.

It is not a weakly prime, because it can be changed into another prime (66063923) 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, 33031964 + 33031965.

It is an arithmetic number, because the mean of its divisors is an integer number (33031965).

Almost surely, 2^66063929 is an apocalyptic number.

It is an amenable number.

66063929 is a deficient number, since it is larger than the sum of its proper divisors (1).

66063929 is an equidigital number, since it uses as much as digits as its factorization.

66063929 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 66063929 is about 8127.9720102865. The cubic root of 66063929 is about 404.2544409829.

The spelling of 66063929 in words is "sixty-six million, sixty-three thousand, nine hundred twenty-nine".