63127172 has 6 divisors (see below), whose sum is σ = 110472558. Its totient is φ = 31563584.

The previous prime is 63127159. The next prime is 63127193. The reversal of 63127172 is 27172136.

63127172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 38763076 + 24364096 = 6226^2 + 4936^2 .

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, 7890893 + ... + 7890900.

It is an arithmetic number, because the mean of its divisors is an integer number (18412093).

Almost surely, 2^63127172 is an apocalyptic number.

It is an amenable number.

63127172 is a deficient number, since it is larger than the sum of its proper divisors (47345386).

63127172 is a wasteful number, since it uses less digits than its factorization.

63127172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15781797 (or 15781795 counting only the distinct ones).

The product of its digits is 3528, while the sum is 29.

The square root of 63127172 is about 7945.2609774632. The cubic root of 63127172 is about 398.1732787563.

The spelling of 63127172 in words is "sixty-three million, one hundred twenty-seven thousand, one hundred seventy-two".