3865098229 has 2 divisors, whose sum is σ = 3865098230. Its totient is φ = 3865098228.

The previous prime is 3865098203. The next prime is 3865098247. The reversal of 3865098229 is 9228905683.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3853057329 + 12040900 = 62073^2 + 3470^2 .

It is a cyclic number.

It is not a de Polignac number, because 3865098229 - 2¹⁷ = 3864967157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3865098269) 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, 1932549114 + 1932549115.

It is an arithmetic number, because the mean of its divisors is an integer number (1932549115).

Almost surely, 2^3865098229 is an apocalyptic number.

It is an amenable number.

3865098229 is a deficient number, since it is larger than the sum of its proper divisors (1).

3865098229 is an equidigital number, since it uses as much as digits as its factorization.

3865098229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The square root of 3865098229 is about 62169.9141788052. The cubic root of 3865098229 is about 1569.3513255989.

The spelling of 3865098229 in words is "three billion, eight hundred sixty-five million, ninety-eight thousand, two hundred twenty-nine".