3963959 has 2 divisors, whose sum is σ = 3963960. Its totient is φ = 3963958.

The previous prime is 3963931. The next prime is 3963977. The reversal of 3963959 is 9593693.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3963959 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3963979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981979 + 1981980.

It is an arithmetic number, because the mean of its divisors is an integer number (1981980).

Almost surely, 2^3963959 is an apocalyptic number.

3963959 is a deficient number, since it is larger than the sum of its proper divisors (1).

3963959 is an equidigital number, since it uses as much as digits as its factorization.

3963959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 196830, while the sum is 44.

The square root of 3963959 is about 1990.9693618938. The cubic root of 3963959 is about 158.2619033912.

The spelling of 3963959 in words is "three million, nine hundred sixty-three thousand, nine hundred fifty-nine".