138675514 has 8 divisors (see below), whose sum is σ = 208133568. Its totient is φ = 69297660.

The previous prime is 138675479. The next prime is 138675517. The reversal of 138675514 is 415576831.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (138675517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15522 + ... + 22765.

It is an arithmetic number, because the mean of its divisors is an integer number (26016696).

Almost surely, 2^138675514 is an apocalyptic number.

138675514 is a deficient number, since it is larger than the sum of its proper divisors (69458054).

138675514 is a wasteful number, since it uses less digits than its factorization.

138675514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40100.

The product of its digits is 100800, while the sum is 40.

The square root of 138675514 is about 11776.0568103249. The cubic root of 138675514 is about 517.6067462434.

The spelling of 138675514 in words is "one hundred thirty-eight million, six hundred seventy-five thousand, five hundred fourteen".