6349603973 has 2 divisors, whose sum is σ = 6349603974. Its totient is φ = 6349603972.

The previous prime is 6349603957. The next prime is 6349604017. The reversal of 6349603973 is 3793069436.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5664368644 + 685235329 = 75262^2 + 26177^2 .

It is a cyclic number.

It is not a de Polignac number, because 6349603973 - 2⁴ = 6349603957 is a prime.

It is a super-2 number, since 2×6349603973² = 80634941227874769458, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6349603913) 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, 3174801986 + 3174801987.

It is an arithmetic number, because the mean of its divisors is an integer number (3174801987).

Almost surely, 2^6349603973 is an apocalyptic number.

It is an amenable number.

6349603973 is a deficient number, since it is larger than the sum of its proper divisors (1).

6349603973 is an equidigital number, since it uses as much as digits as its factorization.

6349603973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2204496, while the sum is 50.

The square root of 6349603973 is about 79684.4023194000. The cubic root of 6349603973 is about 1851.7494017424.

The spelling of 6349603973 in words is "six billion, three hundred forty-nine million, six hundred three thousand, nine hundred seventy-three".