3990113 has 2 divisors, whose sum is σ = 3990114. Its totient is φ = 3990112.

The previous prime is 3990097. The next prime is 3990127. The reversal of 3990113 is 3110993.

3990113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3751969 + 238144 = 1937^2 + 488^2 .

It is an emirp because it is prime and its reverse (3110993) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3990113 - 2⁴ = 3990097 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3990913) 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, 1995056 + 1995057.

It is an arithmetic number, because the mean of its divisors is an integer number (1995057).

Almost surely, 2^3990113 is an apocalyptic number.

It is an amenable number.

3990113 is a deficient number, since it is larger than the sum of its proper divisors (1).

3990113 is an equidigital number, since it uses as much as digits as its factorization.

3990113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 729, while the sum is 26.

The square root of 3990113 is about 1997.5267207224. The cubic root of 3990113 is about 158.6092086713.

The spelling of 3990113 in words is "three million, nine hundred ninety thousand, one hundred thirteen".