138114854 has 4 divisors (see below), whose sum is σ = 207172284. Its totient is φ = 69057426.

The previous prime is 138114841. The next prime is 138114859. The reversal of 138114854 is 458411831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 458411831 = 101 ⋅4538731.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138114859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34528712 + ... + 34528715.

It is an arithmetic number, because the mean of its divisors is an integer number (51793071).

Almost surely, 2^138114854 is an apocalyptic number.

138114854 is a deficient number, since it is larger than the sum of its proper divisors (69057430).

138114854 is an equidigital number, since it uses as much as digits as its factorization.

138114854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69057429.

The product of its digits is 15360, while the sum is 35.

The square root of 138114854 is about 11752.2276186262. The cubic root of 138114854 is about 516.9082490539.

The spelling of 138114854 in words is "one hundred thirty-eight million, one hundred fourteen thousand, eight hundred fifty-four".