6971724349 has 2 divisors, whose sum is σ = 6971724350. Its totient is φ = 6971724348.

The previous prime is 6971724341. The next prime is 6971724377. The reversal of 6971724349 is 9434271796.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4906021849 + 2065702500 = 70043^2 + 45450^2 .

It is a cyclic number.

It is not a de Polignac number, because 6971724349 - 2³ = 6971724341 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6971724296 and 6971724305.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6971724341) 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, 3485862174 + 3485862175.

It is an arithmetic number, because the mean of its divisors is an integer number (3485862175).

Almost surely, 2^6971724349 is an apocalyptic number.

It is an amenable number.

6971724349 is a deficient number, since it is larger than the sum of its proper divisors (1).

6971724349 is an equidigital number, since it uses as much as digits as its factorization.

6971724349 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2286144, while the sum is 52.

The square root of 6971724349 is about 83496.8523298933. The cubic root of 6971724349 is about 1910.3520224131.

The spelling of 6971724349 in words is "six billion, nine hundred seventy-one million, seven hundred twenty-four thousand, three hundred forty-nine".