138729055103 has 16 divisors (see below), whose sum is σ = 141467627520. Its totient is φ = 136003968000.

The previous prime is 138729055097. The next prime is 138729055121. The reversal of 138729055103 is 301550927831.

It is not a de Polignac number, because 138729055103 - 2⁸ = 138729054847 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 (138729055133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43528076 + ... + 43531262.

It is an arithmetic number, because the mean of its divisors is an integer number (8841726720).

Almost surely, 2^138729055103 is an apocalyptic number.

138729055103 is a deficient number, since it is larger than the sum of its proper divisors (2738572417).

138729055103 is a wasteful number, since it uses less digits than its factorization.

138729055103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5038.

The product of its (nonzero) digits is 226800, while the sum is 44.

The spelling of 138729055103 in words is "one hundred thirty-eight billion, seven hundred twenty-nine million, fifty-five thousand, one hundred three".