3961663883 has 2 divisors, whose sum is σ = 3961663884. Its totient is φ = 3961663882.

The previous prime is 3961663801. The next prime is 3961663919. The reversal of 3961663883 is 3883661693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3961663883 - 2²⁶ = 3894555019 is a prime.

It is not a weakly prime, because it can be changed into another prime (3961603883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1980831941 + 1980831942.

It is an arithmetic number, because the mean of its divisors is an integer number (1980831942).

Almost surely, 2^3961663883 is an apocalyptic number.

3961663883 is a deficient number, since it is larger than the sum of its proper divisors (1).

3961663883 is an equidigital number, since it uses as much as digits as its factorization.

3961663883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3359232, while the sum is 53.

The square root of 3961663883 is about 62941.7499200650. The cubic root of 3961663883 is about 1582.3135314998.

The spelling of 3961663883 in words is "three billion, nine hundred sixty-one million, six hundred sixty-three thousand, eight hundred eighty-three".