138033695017 has 2 divisors, whose sum is σ = 138033695018. Its totient is φ = 138033695016.

The previous prime is 138033695011. The next prime is 138033695029. The reversal of 138033695017 is 710596330831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78974488576 + 59059206441 = 281024^2 + 243021^2 .

It is a cyclic number.

It is not a de Polignac number, because 138033695017 - 2¹⁹ = 138033170729 is a prime.

It is not a weakly prime, because it can be changed into another prime (138033695011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69016847508 + 69016847509.

It is an arithmetic number, because the mean of its divisors is an integer number (69016847509).

Almost surely, 2^138033695017 is an apocalyptic number.

It is an amenable number.

138033695017 is a deficient number, since it is larger than the sum of its proper divisors (1).

138033695017 is an equidigital number, since it uses as much as digits as its factorization.

138033695017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 46.

The spelling of 138033695017 in words is "one hundred thirty-eight billion, thirty-three million, six hundred ninety-five thousand, seventeen".