138092709317 has 4 divisors (see below), whose sum is σ = 138919611936. Its totient is φ = 137265806700.

The previous prime is 138092709283. The next prime is 138092709371. The reversal of 138092709317 is 713907290831.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 138092709317 - 2¹⁸ = 138092447173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138032709317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413451059 + ... + 413451392.

It is an arithmetic number, because the mean of its divisors is an integer number (34729902984).

Almost surely, 2^138092709317 is an apocalyptic number.

It is an amenable number.

138092709317 is a deficient number, since it is larger than the sum of its proper divisors (826902619).

138092709317 is an equidigital number, since it uses as much as digits as its factorization.

138092709317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 826902618.

The product of its (nonzero) digits is 571536, while the sum is 50.

The spelling of 138092709317 in words is "one hundred thirty-eight billion, ninety-two million, seven hundred nine thousand, three hundred seventeen".