63964027 has 4 divisors (see below), whose sum is σ = 63980176. Its totient is φ = 63947880.

The previous prime is 63964003. The next prime is 63964037. The reversal of 63964027 is 72046936.

63964027 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63964027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63964037) 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 in 3 ways as a sum of consecutive naturals, for example, 2377 + ... + 11557.

It is an arithmetic number, because the mean of its divisors is an integer number (15995044).

Almost surely, 2^63964027 is an apocalyptic number.

63964027 is a deficient number, since it is larger than the sum of its proper divisors (16149).

63964027 is an equidigital number, since it uses as much as digits as its factorization.

63964027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16148.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 63964027 is about 7997.7513714794. The cubic root of 63964027 is about 399.9250422042.

The spelling of 63964027 in words is "sixty-three million, nine hundred sixty-four thousand, twenty-seven".