6397029673 has 2 divisors, whose sum is σ = 6397029674. Its totient is φ = 6397029672.

The previous prime is 6397029659. The next prime is 6397029677. The reversal of 6397029673 is 3769207936.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6236576784 + 160452889 = 78972^2 + 12667^2 .

It is a cyclic number.

It is not a de Polignac number, because 6397029673 - 2²¹ = 6394932521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6397029673.

It is not a weakly prime, because it can be changed into another prime (6397029677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3198514836 + 3198514837.

It is an arithmetic number, because the mean of its divisors is an integer number (3198514837).

Almost surely, 2^6397029673 is an apocalyptic number.

It is an amenable number.

6397029673 is a deficient number, since it is larger than the sum of its proper divisors (1).

6397029673 is an equidigital number, since it uses as much as digits as its factorization.

6397029673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2571912, while the sum is 52.

The square root of 6397029673 is about 79981.4333017357. The cubic root of 6397029673 is about 1856.3482590680.

The spelling of 6397029673 in words is "six billion, three hundred ninety-seven million, twenty-nine thousand, six hundred seventy-three".