63504799 has 2 divisors, whose sum is σ = 63504800. Its totient is φ = 63504798.

The previous prime is 63504787. The next prime is 63504829. The reversal of 63504799 is 99740536.

63504799 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 is a cyclic number.

It is not a de Polignac number, because 63504799 - 2⁵ = 63504767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63504499) 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, 31752399 + 31752400.

It is an arithmetic number, because the mean of its divisors is an integer number (31752400).

Almost surely, 2^63504799 is an apocalyptic number.

63504799 is a deficient number, since it is larger than the sum of its proper divisors (1).

63504799 is an equidigital number, since it uses as much as digits as its factorization.

63504799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 43.

The square root of 63504799 is about 7968.9898356065. The cubic root of 63504799 is about 398.9656589017.

The spelling of 63504799 in words is "sixty-three million, five hundred four thousand, seven hundred ninety-nine".