138027230204113 has 2 divisors, whose sum is σ = 138027230204114. Its totient is φ = 138027230204112.

The previous prime is 138027230204107. The next prime is 138027230204159. The reversal of 138027230204113 is 311402032720831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110910975719184 + 27116254484929 = 10531428^2 + 5207327^2 .

It is a cyclic number.

It is not a de Polignac number, because 138027230204113 - 2⁹ = 138027230203601 is a prime.

It is not a weakly prime, because it can be changed into another prime (138027230208113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69013615102056 + 69013615102057.

It is an arithmetic number, because the mean of its divisors is an integer number (69013615102057).

Almost surely, 2^{138027230204113} is an apocalyptic number.

It is an amenable number.

138027230204113 is a deficient number, since it is larger than the sum of its proper divisors (1).

138027230204113 is an equidigital number, since it uses as much as digits as its factorization.

138027230204113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

Adding to 138027230204113 its reverse (311402032720831), we get a palindrome (449429262924944).

The spelling of 138027230204113 in words is "one hundred thirty-eight trillion, twenty-seven billion, two hundred thirty million, two hundred four thousand, one hundred thirteen".