3881133469 has 2 divisors, whose sum is σ = 3881133470. Its totient is φ = 3881133468.

The previous prime is 3881133419. The next prime is 3881133491. The reversal of 3881133469 is 9643311883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3774259225 + 106874244 = 61435^2 + 10338^2 .

It is a cyclic number.

It is not a de Polignac number, because 3881133469 - 2⁷ = 3881133341 is a prime.

It is a super-2 number, since 2×3881133469² = 30126394008383947922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3881133419) 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 as a sum of consecutive naturals, namely, 1940566734 + 1940566735.

It is an arithmetic number, because the mean of its divisors is an integer number (1940566735).

Almost surely, 2^3881133469 is an apocalyptic number.

It is an amenable number.

3881133469 is a deficient number, since it is larger than the sum of its proper divisors (1).

3881133469 is an equidigital number, since it uses as much as digits as its factorization.

3881133469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 373248, while the sum is 46.

The square root of 3881133469 is about 62298.7437192758. The cubic root of 3881133469 is about 1571.5186016373.

The spelling of 3881133469 in words is "three billion, eight hundred eighty-one million, one hundred thirty-three thousand, four hundred sixty-nine".