63993883 has 2 divisors, whose sum is σ = 63993884. Its totient is φ = 63993882.

The previous prime is 63993877. The next prime is 63993929. The reversal of 63993883 is 38839936.

63993883 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 63993883 - 2¹⁷ = 63862811 is a prime.

It is a super-2 number, since 2×63993883² = 8190434122835378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63993803) 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, 31996941 + 31996942.

It is an arithmetic number, because the mean of its divisors is an integer number (31996942).

Almost surely, 2^63993883 is an apocalyptic number.

63993883 is a deficient number, since it is larger than the sum of its proper divisors (1).

63993883 is an equidigital number, since it uses as much as digits as its factorization.

63993883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 49.

The square root of 63993883 is about 7999.6176783644. The cubic root of 63993883 is about 399.9872558440.

The spelling of 63993883 in words is "sixty-three million, nine hundred ninety-three thousand, eight hundred eighty-three".