138350430601 has 4 divisors (see below), whose sum is σ = 141294056832. Its totient is φ = 135406804372.

The previous prime is 138350430593. The next prime is 138350430607. The reversal of 138350430601 is 106034053831.

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, and also an emirpimes, since its reverse is a distinct semiprime: 106034053831 = 239 ⋅443657129.

It is a cyclic number.

It is not a de Polignac number, because 138350430601 - 2³ = 138350430593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (138350430607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1471813045 + ... + 1471813138.

It is an arithmetic number, because the mean of its divisors is an integer number (35323514208).

Almost surely, 2^138350430601 is an apocalyptic number.

It is an amenable number.

138350430601 is a deficient number, since it is larger than the sum of its proper divisors (2943626231).

138350430601 is an equidigital number, since it uses as much as digits as its factorization.

138350430601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2943626230.

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 138350430601 in words is "one hundred thirty-eight billion, three hundred fifty million, four hundred thirty thousand, six hundred one".