138614375 has 20 divisors (see below), whose sum is σ = 174637848. Its totient is φ = 109980000.

The previous prime is 138614369. The next prime is 138614383. The reversal of 138614375 is 573416831.

It is not a de Polignac number, because 138614375 - 2²⁴ = 121837159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 81029 + ... + 82721.

Almost surely, 2^138614375 is an apocalyptic number.

138614375 is a deficient number, since it is larger than the sum of its proper divisors (36023473).

138614375 is an equidigital number, since it uses as much as digits as its factorization.

138614375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844 (or 1829 counting only the distinct ones).

The product of its digits is 60480, while the sum is 38.

The square root of 138614375 is about 11773.4606212447. The cubic root of 138614375 is about 517.5306678987.

The spelling of 138614375 in words is "one hundred thirty-eight million, six hundred fourteen thousand, three hundred seventy-five".