63970012 has 6 divisors (see below), whose sum is σ = 111947528. Its totient is φ = 31985004.

The previous prime is 63970007. The next prime is 63970069. The reversal of 63970012 is 21007936.

63970012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 7996248 + ... + 7996255.

Almost surely, 2^63970012 is an apocalyptic number.

It is an amenable number.

63970012 is a deficient number, since it is larger than the sum of its proper divisors (47977516).

63970012 is a wasteful number, since it uses less digits than its factorization.

63970012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15992507 (or 15992505 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 63970012 is about 7998.1255303977. The cubic root of 63970012 is about 399.9375152396.

Adding to 63970012 its reverse (21007936), we get a palindrome (84977948).

The spelling of 63970012 in words is "sixty-three million, nine hundred seventy thousand, twelve".