8680075139 has 2 divisors, whose sum is σ = 8680075140. Its totient is φ = 8680075138.

The previous prime is 8680075127. The next prime is 8680075193. The reversal of 8680075139 is 9315700868.

It is a happy number.

Together with next prime (8680075193) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8680075139 - 2⁴ = 8680075123 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 8680075093 and 8680075102.

It is not a weakly prime, because it can be changed into another prime (8680077139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4340037569 + 4340037570.

It is an arithmetic number, because the mean of its divisors is an integer number (4340037570).

Almost surely, 2^8680075139 is an apocalyptic number.

8680075139 is a deficient number, since it is larger than the sum of its proper divisors (1).

8680075139 is an equidigital number, since it uses as much as digits as its factorization.

8680075139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 362880, while the sum is 47.

The square root of 8680075139 is about 93166.9208410367. The cubic root of 8680075139 is about 2055.1388140177.

The spelling of 8680075139 in words is "eight billion, six hundred eighty million, seventy-five thousand, one hundred thirty-nine".