6363959947 has 2 divisors, whose sum is σ = 6363959948. Its totient is φ = 6363959946.

The previous prime is 6363959939. The next prime is 6363959963. The reversal of 6363959947 is 7499593636.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6363959947 - 2³ = 6363959939 is a prime.

It is not a weakly prime, because it can be changed into another prime (6363959977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3181979973 + 3181979974.

It is an arithmetic number, because the mean of its divisors is an integer number (3181979974).

Almost surely, 2^6363959947 is an apocalyptic number.

6363959947 is a deficient number, since it is larger than the sum of its proper divisors (1).

6363959947 is an equidigital number, since it uses as much as digits as its factorization.

6363959947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33067440, while the sum is 61.

The square root of 6363959947 is about 79774.4316620307. The cubic root of 6363959947 is about 1853.1439063946.

The spelling of 6363959947 in words is "six billion, three hundred sixty-three million, nine hundred fifty-nine thousand, nine hundred forty-seven".