6705997937 has 2 divisors, whose sum is σ = 6705997938. Its totient is φ = 6705997936.

The previous prime is 6705997927. The next prime is 6705997951. The reversal of 6705997937 is 7397995076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4636111921 + 2069886016 = 68089^2 + 45496^2 .

It is a cyclic number.

It is not a de Polignac number, because 6705997937 - 2⁸ = 6705997681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6705997937.

It is not a weakly prime, because it can be changed into another prime (6705997927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3352998968 + 3352998969.

It is an arithmetic number, because the mean of its divisors is an integer number (3352998969).

Almost surely, 2^6705997937 is an apocalyptic number.

It is an amenable number.

6705997937 is a deficient number, since it is larger than the sum of its proper divisors (1).

6705997937 is an equidigital number, since it uses as much as digits as its factorization.

6705997937 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22504230, while the sum is 62.

The square root of 6705997937 is about 81890.1577541526. The cubic root of 6705997937 is about 1885.7660170969.

The spelling of 6705997937 in words is "six billion, seven hundred five million, nine hundred ninety-seven thousand, nine hundred thirty-seven".