63103878 has 12 divisors (see below), whose sum is σ = 136725108. Its totient is φ = 21034620.

The previous prime is 63103861. The next prime is 63103897. The reversal of 63103878 is 87830136.

63103878 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

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 in 5 ways as a sum of consecutive naturals, for example, 1752868 + ... + 1752903.

It is an arithmetic number, because the mean of its divisors is an integer number (11393759).

Almost surely, 2^63103878 is an apocalyptic number.

63103878 is an abundant number, since it is smaller than the sum of its proper divisors (73621230).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63103878 is a wasteful number, since it uses less digits than its factorization.

63103878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3505779 (or 3505776 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 63103878 is about 7943.7949369303. The cubic root of 63103878 is about 398.1242972631.

The spelling of 63103878 in words is "sixty-three million, one hundred three thousand, eight hundred seventy-eight".