138114677 has 2 divisors, whose sum is σ = 138114678. Its totient is φ = 138114676.

The previous prime is 138114649. The next prime is 138114719. The reversal of 138114677 is 776411831.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 121132036 + 16982641 = 11006^2 + 4121^2 .

It is a cyclic number.

It is not a de Polignac number, because 138114677 - 2⁸ = 138114421 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 138114677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (138114077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69057338 + 69057339.

It is an arithmetic number, because the mean of its divisors is an integer number (69057339).

Almost surely, 2^138114677 is an apocalyptic number.

It is an amenable number.

138114677 is a deficient number, since it is larger than the sum of its proper divisors (1).

138114677 is an equidigital number, since it uses as much as digits as its factorization.

138114677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 38.

The square root of 138114677 is about 11752.2200881365. The cubic root of 138114677 is about 516.9080282406.

The spelling of 138114677 in words is "one hundred thirty-eight million, one hundred fourteen thousand, six hundred seventy-seven".