138275716 has 6 divisors (see below), whose sum is σ = 241982510. Its totient is φ = 69137856.

The previous prime is 138275693. The next prime is 138275719. The reversal of 138275716 is 617572831.

138275716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 123298816 + 14976900 = 11104^2 + 3870^2 .

It is not an unprimeable number, because it can be changed into a prime (138275719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17284461 + ... + 17284468.

Almost surely, 2^138275716 is an apocalyptic number.

It is an amenable number.

138275716 is a deficient number, since it is larger than the sum of its proper divisors (103706794).

138275716 is a wasteful number, since it uses less digits than its factorization.

138275716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34568933 (or 34568931 counting only the distinct ones).

The product of its digits is 70560, while the sum is 40.

The square root of 138275716 is about 11759.0695210123. The cubic root of 138275716 is about 517.1088517440.

The spelling of 138275716 in words is "one hundred thirty-eight million, two hundred seventy-five thousand, seven hundred sixteen".