3963440911 has 4 divisors (see below), whose sum is σ = 4196584512. Its totient is φ = 3730297312.

The previous prime is 3963440909. The next prime is 3963440939. The reversal of 3963440911 is 1190443693.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1190443693 = 1019 ⋅1168247.

It is a cyclic number.

It is not a de Polignac number, because 3963440911 - 2¹ = 3963440909 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3963440941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116571775 + ... + 116571808.

It is an arithmetic number, because the mean of its divisors is an integer number (1049146128).

Almost surely, 2^3963440911 is an apocalyptic number.

3963440911 is a deficient number, since it is larger than the sum of its proper divisors (233143601).

3963440911 is a wasteful number, since it uses less digits than its factorization.

3963440911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233143600.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 3963440911 is about 62955.8647863724. The cubic root of 3963440911 is about 1582.5500815302.

The spelling of 3963440911 in words is "three billion, nine hundred sixty-three million, four hundred forty thousand, nine hundred eleven".