138114193 has 6 divisors (see below), whose sum is σ = 160663506. Its totient is φ = 118383552.

The previous prime is 138114181. The next prime is 138114233. The reversal of 138114193 is 391411831.

It can be written as a sum of positive squares in only one way, i.e., 124813584 + 13300609 = 11172^2 + 3647^2 .

It is not a de Polignac number, because 138114193 - 2¹⁷ = 137983121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (138114143) 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 5 ways as a sum of consecutive naturals, for example, 1409280 + ... + 1409377.

It is an arithmetic number, because the mean of its divisors is an integer number (26777251).

Almost surely, 2^138114193 is an apocalyptic number.

It is an amenable number.

138114193 is a deficient number, since it is larger than the sum of its proper divisors (22549313).

138114193 is an equidigital number, since it uses as much as digits as its factorization.

138114193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818671 (or 2818664 counting only the distinct ones).

The product of its digits is 2592, while the sum is 31.

The square root of 138114193 is about 11752.1994962645. The cubic root of 138114193 is about 516.9074244337.

The spelling of 138114193 in words is "one hundred thirty-eight million, one hundred fourteen thousand, one hundred ninety-three".