63121814 has 8 divisors (see below), whose sum is σ = 108208848. Its totient is φ = 27052200.

The previous prime is 63121813. The next prime is 63121823. The reversal of 63121814 is 41812136.

63121814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63121813) 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, 2254337 + ... + 2254364.

It is an arithmetic number, because the mean of its divisors is an integer number (13526106).

Almost surely, 2^63121814 is an apocalyptic number.

63121814 is a deficient number, since it is larger than the sum of its proper divisors (45087034).

63121814 is a wasteful number, since it uses less digits than its factorization.

63121814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4508710.

The product of its digits is 1152, while the sum is 26.

The square root of 63121814 is about 7944.9237881807. The cubic root of 63121814 is about 398.1620132810.

The spelling of 63121814 in words is "sixty-three million, one hundred twenty-one thousand, eight hundred fourteen".