5695681 has 2 divisors, whose sum is σ = 5695682. Its totient is φ = 5695680.

The previous prime is 5695667. The next prime is 5695721. The reversal of 5695681 is 1865965.

It is an a-pointer prime, because the next prime (5695721) can be obtained adding 5695681 to its sum of digits (40).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3549456 + 2146225 = 1884^2 + 1465^2 .

It is a cyclic number.

It is not a de Polignac number, because 5695681 - 2¹⁵ = 5662913 is a prime.

It is a super-2 number, since 2×5695681² = 64881564107522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5695621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2847840 + 2847841.

It is an arithmetic number, because the mean of its divisors is an integer number (2847841).

Almost surely, 2^5695681 is an apocalyptic number.

It is an amenable number.

5695681 is a deficient number, since it is larger than the sum of its proper divisors (1).

5695681 is an equidigital number, since it uses as much as digits as its factorization.

5695681 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64800, while the sum is 40.

The square root of 5695681 is about 2386.5625908406. The cubic root of 5695681 is about 178.5864698340.

The spelling of 5695681 in words is "five million, six hundred ninety-five thousand, six hundred eighty-one".