3981744383 has 12 divisors (see below), whose sum is σ = 4165470288. Its totient is φ = 3805808160.

The previous prime is 3981744379. The next prime is 3981744413. The reversal of 3981744383 is 3834471893.

It is not a de Polignac number, because 3981744383 - 2² = 3981744379 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3981744583) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1220891 + ... + 1224147.

It is an arithmetic number, because the mean of its divisors is an integer number (347122524).

Almost surely, 2^3981744383 is an apocalyptic number.

3981744383 is a deficient number, since it is larger than the sum of its proper divisors (183725905).

3981744383 is a wasteful number, since it uses less digits than its factorization.

3981744383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5614 (or 5591 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 50.

The square root of 3981744383 is about 63101.0648325367. The cubic root of 3981744383 is about 1584.9824533413.

The spelling of 3981744383 in words is "three billion, nine hundred eighty-one million, seven hundred forty-four thousand, three hundred eighty-three".