3681113 has 2 divisors, whose sum is σ = 3681114. Its totient is φ = 3681112.

The previous prime is 3681059. The next prime is 3681131. The reversal of 3681113 is 3111863.

3681113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (3681131) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3545689 + 135424 = 1883^2 + 368^2 .

It is an emirp because it is prime and its reverse (3111863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3681113 - 2⁶ = 3681049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3681413) 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, 1840556 + 1840557.

It is an arithmetic number, because the mean of its divisors is an integer number (1840557).

Almost surely, 2^3681113 is an apocalyptic number.

It is an amenable number.

3681113 is a deficient number, since it is larger than the sum of its proper divisors (1).

3681113 is an equidigital number, since it uses as much as digits as its factorization.

3681113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 432, while the sum is 23.

The square root of 3681113 is about 1918.6226830724. The cubic root of 3681113 is about 154.4044157641.

Adding to 3681113 its reverse (3111863), we get a palindrome (6792976).

The spelling of 3681113 in words is "three million, six hundred eighty-one thousand, one hundred thirteen".