138299062229 has 2 divisors, whose sum is σ = 138299062230. Its totient is φ = 138299062228.

The previous prime is 138299062193. The next prime is 138299062271. The reversal of 138299062229 is 922260992831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115343782129 + 22955280100 = 339623^2 + 151510^2 .

It is a cyclic number.

It is not a de Polignac number, because 138299062229 - 2²⁴ = 138282285013 is a prime.

It is a super-2 number, since 2×138299062229² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138299062289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69149531114 + 69149531115.

It is an arithmetic number, because the mean of its divisors is an integer number (69149531115).

Almost surely, 2^138299062229 is an apocalyptic number.

It is an amenable number.

138299062229 is a deficient number, since it is larger than the sum of its proper divisors (1).

138299062229 is an equidigital number, since it uses as much as digits as its factorization.

138299062229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1679616, while the sum is 53.

The spelling of 138299062229 in words is "one hundred thirty-eight billion, two hundred ninety-nine million, sixty-two thousand, two hundred twenty-nine".