63406793 has 2 divisors, whose sum is σ = 63406794. Its totient is φ = 63406792.

The previous prime is 63406741. The next prime is 63406813. The reversal of 63406793 is 39760436.

It is a happy number.

63406793 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 54213769 + 9193024 = 7363^2 + 3032^2 .

It is a cyclic number.

It is not a de Polignac number, because 63406793 - 2⁶ = 63406729 is a prime.

It is equal to p_3751958 and since 63406793 and 3751958 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (63400793) 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, 31703396 + 31703397.

It is an arithmetic number, because the mean of its divisors is an integer number (31703397).

Almost surely, 2^63406793 is an apocalyptic number.

It is an amenable number.

63406793 is a deficient number, since it is larger than the sum of its proper divisors (1).

63406793 is an equidigital number, since it uses as much as digits as its factorization.

63406793 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 38.

The square root of 63406793 is about 7962.8382502723. The cubic root of 63406793 is about 398.7603139990.

The spelling of 63406793 in words is "sixty-three million, four hundred six thousand, seven hundred ninety-three".