63125773 has 4 divisors (see below), whose sum is σ = 64665468. Its totient is φ = 61586080.

The previous prime is 63125759. The next prime is 63125813. The reversal of 63125773 is 37752136.

63125773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26183689 + 36942084 = 5117^2 + 6078^2 .

It is a cyclic number.

It is not a de Polignac number, because 63125773 - 2⁹ = 63125261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63125723) 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, 769786 + ... + 769867.

It is an arithmetic number, because the mean of its divisors is an integer number (16166367).

Almost surely, 2^63125773 is an apocalyptic number.

It is an amenable number.

63125773 is a deficient number, since it is larger than the sum of its proper divisors (1539695).

63125773 is a wasteful number, since it uses less digits than its factorization.

63125773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539694.

The product of its digits is 26460, while the sum is 34.

The square root of 63125773 is about 7945.1729370732. The cubic root of 63125773 is about 398.1703373471.

The spelling of 63125773 in words is "sixty-three million, one hundred twenty-five thousand, seven hundred seventy-three".