63730001 has 2 divisors, whose sum is σ = 63730002. Its totient is φ = 63730000.

The previous prime is 63729989. The next prime is 63730027. The reversal of 63730001 is 10003736.

63730001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55115776 + 8614225 = 7424^2 + 2935^2 .

It is a cyclic number.

It is not a de Polignac number, because 63730001 - 2⁶ = 63729937 is a prime.

It is not a weakly prime, because it can be changed into another prime (63730061) 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 as a sum of consecutive naturals, namely, 31865000 + 31865001.

It is an arithmetic number, because the mean of its divisors is an integer number (31865001).

Almost surely, 2^63730001 is an apocalyptic number.

It is an amenable number.

63730001 is a deficient number, since it is larger than the sum of its proper divisors (1).

63730001 is an equidigital number, since it uses as much as digits as its factorization.

63730001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378, while the sum is 20.

The square root of 63730001 is about 7983.1072271391. The cubic root of 63730001 is about 399.4367092144.

Adding to 63730001 its reverse (10003736), we get a palindrome (73733737).

The spelling of 63730001 in words is "sixty-three million, seven hundred thirty thousand, one".