3965361823 has 2 divisors, whose sum is σ = 3965361824. Its totient is φ = 3965361822.

The previous prime is 3965361797. The next prime is 3965361833. The reversal of 3965361823 is 3281635693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3965361823 - 2²⁵ = 3931807391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3965361833) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1982680911 + 1982680912.

It is an arithmetic number, because the mean of its divisors is an integer number (1982680912).

Almost surely, 2^3965361823 is an apocalyptic number.

3965361823 is a deficient number, since it is larger than the sum of its proper divisors (1).

3965361823 is an equidigital number, since it uses as much as digits as its factorization.

3965361823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 699840, while the sum is 46.

The square root of 3965361823 is about 62971.1189594087. The cubic root of 3965361823 is about 1582.8057052448.

The spelling of 3965361823 in words is "three billion, nine hundred sixty-five million, three hundred sixty-one thousand, eight hundred twenty-three".