138544308151 has 2 divisors, whose sum is σ = 138544308152. Its totient is φ = 138544308150.

The previous prime is 138544308131. The next prime is 138544308163. The reversal of 138544308151 is 151803445831.

138544308151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 138544308151 - 2¹⁵ = 138544275383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 138544308098 and 138544308107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138544308131) 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, 69272154075 + 69272154076.

It is an arithmetic number, because the mean of its divisors is an integer number (69272154076).

Almost surely, 2^138544308151 is an apocalyptic number.

138544308151 is a deficient number, since it is larger than the sum of its proper divisors (1).

138544308151 is an equidigital number, since it uses as much as digits as its factorization.

138544308151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 230400, while the sum is 43.

The spelling of 138544308151 in words is "one hundred thirty-eight billion, five hundred forty-four million, three hundred eight thousand, one hundred fifty-one".