138082268131 has 2 divisors, whose sum is σ = 138082268132. Its totient is φ = 138082268130.

The previous prime is 138082268117. The next prime is 138082268213. The reversal of 138082268131 is 131862280831.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 138082268131 - 2⁷ = 138082268003 is a prime.

It is a super-2 number, since 2×138082268131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (138082298131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69041134065 + 69041134066.

It is an arithmetic number, because the mean of its divisors is an integer number (69041134066).

Almost surely, 2^138082268131 is an apocalyptic number.

138082268131 is a deficient number, since it is larger than the sum of its proper divisors (1).

138082268131 is an equidigital number, since it uses as much as digits as its factorization.

138082268131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 110592, while the sum is 43.

The spelling of 138082268131 in words is "one hundred thirty-eight billion, eighty-two million, two hundred sixty-eight thousand, one hundred thirty-one".