3865775029 has 2 divisors, whose sum is σ = 3865775030. Its totient is φ = 3865775028.

The previous prime is 3865774999. The next prime is 3865775041. The reversal of 3865775029 is 9205775683.

3865775029 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3846852529 + 18922500 = 62023^2 + 4350^2 .

It is a cyclic number.

It is not a de Polignac number, because 3865775029 - 2⁷ = 3865774901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3865773029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1932887514 + 1932887515.

It is an arithmetic number, because the mean of its divisors is an integer number (1932887515).

Almost surely, 2^3865775029 is an apocalyptic number.

It is an amenable number.

3865775029 is a deficient number, since it is larger than the sum of its proper divisors (1).

3865775029 is an equidigital number, since it uses as much as digits as its factorization.

3865775029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 52.

The square root of 3865775029 is about 62175.3570878367. The cubic root of 3865775029 is about 1569.4429209414.

The spelling of 3865775029 in words is "three billion, eight hundred sixty-five million, seven hundred seventy-five thousand, twenty-nine".