63753361 has 12 divisors (see below), whose sum is σ = 74711268. Its totient is φ = 54241152.

The previous prime is 63753353. The next prime is 63753409. The reversal of 63753361 is 16335736.

63753361 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 2 ways, for example, as 17172736 + 46580625 = 4144^2 + 6825^2 .

It is not a de Polignac number, because 63753361 - 2³ = 63753353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63753161) 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 11 ways as a sum of consecutive naturals, for example, 1965 + ... + 11461.

It is an arithmetic number, because the mean of its divisors is an integer number (6225939).

Almost surely, 2^63753361 is an apocalyptic number.

It is an amenable number.

63753361 is a deficient number, since it is larger than the sum of its proper divisors (10957907).

63753361 is a wasteful number, since it uses less digits than its factorization.

63753361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9648 (or 9641 counting only the distinct ones).

The product of its digits is 34020, while the sum is 34.

The square root of 63753361 is about 7984.5701825458. The cubic root of 63753361 is about 399.4855072768.

It can be divided in two parts, 63 and 753361, that added together give a square (753424 = 868²).

The spelling of 63753361 in words is "sixty-three million, seven hundred fifty-three thousand, three hundred sixty-one".