138764314 has 8 divisors (see below), whose sum is σ = 224157780. Its totient is φ = 64045056.

The previous prime is 138764309. The next prime is 138764357. The reversal of 138764314 is 413467831.

It can be written as a sum of positive squares in 2 ways, for example, as 137288089 + 1476225 = 11717^2 + 1215^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2668519 + ... + 2668570.

Almost surely, 2^138764314 is an apocalyptic number.

138764314 is a deficient number, since it is larger than the sum of its proper divisors (85393466).

138764314 is a wasteful number, since it uses less digits than its factorization.

138764314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5337104.

The product of its digits is 48384, while the sum is 37.

The square root of 138764314 is about 11779.8265691817. The cubic root of 138764314 is about 517.7172047529.

The spelling of 138764314 in words is "one hundred thirty-eight million, seven hundred sixty-four thousand, three hundred fourteen".