3908131 has 2 divisors, whose sum is σ = 3908132. Its totient is φ = 3908130.

The previous prime is 3908119. The next prime is 3908153. The reversal of 3908131 is 1318093.

3908131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3908131 - 2⁹ = 3907619 is a prime.

It is a super-2 number, since 2×3908131² = 30546975826322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3908096 and 3908105.

It is not a weakly prime, because it can be changed into another prime (3908731) 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, 1954065 + 1954066.

It is an arithmetic number, because the mean of its divisors is an integer number (1954066).

Almost surely, 2^3908131 is an apocalyptic number.

3908131 is a deficient number, since it is larger than the sum of its proper divisors (1).

3908131 is an equidigital number, since it uses as much as digits as its factorization.

3908131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 3908131 is about 1976.8993398755. The cubic root of 3908131 is about 157.5154062363.

The spelling of 3908131 in words is "three million, nine hundred eight thousand, one hundred thirty-one".