138812014 has 32 divisors (see below), whose sum is σ = 232502400. Its totient is φ = 61623840.

The previous prime is 138811997. The next prime is 138812039. The reversal of 138812014 is 410218831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 297009 + ... + 297475.

It is an arithmetic number, because the mean of its divisors is an integer number (7265700).

Almost surely, 2^138812014 is an apocalyptic number.

138812014 is a deficient number, since it is larger than the sum of its proper divisors (93690386).

138812014 is a wasteful number, since it uses less digits than its factorization.

138812014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 138812014 is about 11781.8510430238. The cubic root of 138812014 is about 517.7765194303.

The spelling of 138812014 in words is "one hundred thirty-eight million, eight hundred twelve thousand, fourteen".