6715897 has 2 divisors, whose sum is σ = 6715898. Its totient is φ = 6715896.

The previous prime is 6715889. The next prime is 6715903. The reversal of 6715897 is 7985176.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6330256 + 385641 = 2516^2 + 621^2 .

It is a cyclic number.

It is not a de Polignac number, because 6715897 - 2³ = 6715889 is a prime.

It is not a weakly prime, because it can be changed into another prime (6715837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3357948 + 3357949.

It is an arithmetic number, because the mean of its divisors is an integer number (3357949).

Almost surely, 2^6715897 is an apocalyptic number.

It is an amenable number.

6715897 is a deficient number, since it is larger than the sum of its proper divisors (1).

6715897 is an equidigital number, since it uses as much as digits as its factorization.

6715897 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 105840, while the sum is 43.

The square root of 6715897 is about 2591.5047752223. The cubic root of 6715897 is about 188.6693452459.

The spelling of 6715897 in words is "six million, seven hundred fifteen thousand, eight hundred ninety-seven".