63973063 has 24 divisors (see below), whose sum is σ = 82123776. Its totient is φ = 48758160.

The previous prime is 63973027. The next prime is 63973087. The reversal of 63973063 is 36037936.

63973063 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 63973063 - 2⁹ = 63972551 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63973003) 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 23 ways as a sum of consecutive naturals, for example, 39006 + ... + 40612.

It is an arithmetic number, because the mean of its divisors is an integer number (3421824).

Almost surely, 2^63973063 is an apocalyptic number.

63973063 is a deficient number, since it is larger than the sum of its proper divisors (18150713).

63973063 is a wasteful number, since it uses less digits than its factorization.

63973063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1683 (or 1672 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 37.

The square root of 63973063 is about 7998.3162603138. The cubic root of 63973063 is about 399.9438733749.

The spelling of 63973063 in words is "sixty-three million, nine hundred seventy-three thousand, sixty-three".