138630759067 has 2 divisors, whose sum is σ = 138630759068. Its totient is φ = 138630759066.

The previous prime is 138630759053. The next prime is 138630759077. The reversal of 138630759067 is 760957036831.

It is a strong prime.

It is an emirp because it is prime and its reverse (760957036831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 138630759067 - 2⁷ = 138630758939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 138630758999 and 138630759017.

It is not a weakly prime, because it can be changed into another prime (138630759077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69315379533 + 69315379534.

It is an arithmetic number, because the mean of its divisors is an integer number (69315379534).

Almost surely, 2^138630759067 is an apocalyptic number.

138630759067 is a deficient number, since it is larger than the sum of its proper divisors (1).

138630759067 is an equidigital number, since it uses as much as digits as its factorization.

138630759067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 138630759067 in words is "one hundred thirty-eight billion, six hundred thirty million, seven hundred fifty-nine thousand, sixty-seven".