3881032811 has 8 divisors (see below), whose sum is σ = 4143955200. Its totient is φ = 3625958952.

The previous prime is 3881032807. The next prime is 3881032861. The reversal of 3881032811 is 1182301883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3881032811 - 2² = 3881032807 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3881032861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1961111 + ... + 1963088.

It is an arithmetic number, because the mean of its divisors is an integer number (517994400).

Almost surely, 2^3881032811 is an apocalyptic number.

3881032811 is a deficient number, since it is larger than the sum of its proper divisors (262922389).

3881032811 is a wasteful number, since it uses less digits than its factorization.

3881032811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3924265.

The product of its (nonzero) digits is 9216, while the sum is 35.

The square root of 3881032811 is about 62297.9358486298. The cubic root of 3881032811 is about 1571.5050156330.

The spelling of 3881032811 in words is "three billion, eight hundred eighty-one million, thirty-two thousand, eight hundred eleven".