3963924917 has 2 divisors, whose sum is σ = 3963924918. Its totient is φ = 3963924916.

The previous prime is 3963924911. The next prime is 3963924919. The reversal of 3963924917 is 7194293693.

It is a happy number.

3963924917 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., 3942709681 + 21215236 = 62791^2 + 4606^2 .

It is a cyclic number.

It is not a de Polignac number, because 3963924917 - 2¹⁶ = 3963859381 is a prime.

It is a super-2 number, since 2×3963924917² = 31425401495226913778, which contains 22 as substring.

Together with 3963924919, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3963924911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981962458 + 1981962459.

It is an arithmetic number, because the mean of its divisors is an integer number (1981962459).

Almost surely, 2^3963924917 is an apocalyptic number.

It is an amenable number.

3963924917 is a deficient number, since it is larger than the sum of its proper divisors (1).

3963924917 is an equidigital number, since it uses as much as digits as its factorization.

3963924917 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2204496, while the sum is 53.

The square root of 3963924917 is about 62959.7086794404. The cubic root of 3963924917 is about 1582.6144979952.

The spelling of 3963924917 in words is "three billion, nine hundred sixty-three million, nine hundred twenty-four thousand, nine hundred seventeen".