138335116 has 6 divisors (see below), whose sum is σ = 242086460. Its totient is φ = 69167556.

The previous prime is 138335111. The next prime is 138335123. The reversal of 138335116 is 611533831.

138335116 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (138335111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17291886 + ... + 17291893.

Almost surely, 2^138335116 is an apocalyptic number.

It is an amenable number.

138335116 is a deficient number, since it is larger than the sum of its proper divisors (103751344).

138335116 is a wasteful number, since it uses less digits than its factorization.

138335116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34583783 (or 34583781 counting only the distinct ones).

The product of its digits is 6480, while the sum is 31.

The square root of 138335116 is about 11761.5949598683. The cubic root of 138335116 is about 517.1828870829.

Adding to 138335116 its reverse (611533831), we get a palindrome (749868947).

The spelling of 138335116 in words is "one hundred thirty-eight million, three hundred thirty-five thousand, one hundred sixteen".