138756083 has 2 divisors, whose sum is σ = 138756084. Its totient is φ = 138756082.

The previous prime is 138756077. The next prime is 138756119. The reversal of 138756083 is 380657831.

It is a weak prime.

It is an emirp because it is prime and its reverse (380657831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 138756083 - 2¹⁶ = 138690547 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 138756083.

It is not a weakly prime, because it can be changed into another prime (138755083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69378041 + 69378042.

It is an arithmetic number, because the mean of its divisors is an integer number (69378042).

Almost surely, 2^138756083 is an apocalyptic number.

138756083 is a deficient number, since it is larger than the sum of its proper divisors (1).

138756083 is an equidigital number, since it uses as much as digits as its factorization.

138756083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 138756083 is about 11779.4771955295. The cubic root of 138756083 is about 517.7069681763.

The spelling of 138756083 in words is "one hundred thirty-eight million, seven hundred fifty-six thousand, eighty-three".