3869798131 has 2 divisors, whose sum is σ = 3869798132. Its totient is φ = 3869798130.

The previous prime is 3869798117. The next prime is 3869798171. The reversal of 3869798131 is 1318979683.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3869798131 - 2⁹ = 3869797619 is a prime.

It is a super-2 number, since 2×3869798131² = 29950675149382186322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3869798171) 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, 1934899065 + 1934899066.

It is an arithmetic number, because the mean of its divisors is an integer number (1934899066).

Almost surely, 2^3869798131 is an apocalyptic number.

3869798131 is a deficient number, since it is larger than the sum of its proper divisors (1).

3869798131 is an equidigital number, since it uses as much as digits as its factorization.

3869798131 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 55.

The square root of 3869798131 is about 62207.7015408864. The cubic root of 3869798131 is about 1569.9871705715.

The spelling of 3869798131 in words is "three billion, eight hundred sixty-nine million, seven hundred ninety-eight thousand, one hundred thirty-one".