8104235539 has 2 divisors, whose sum is σ = 8104235540. Its totient is φ = 8104235538.

The previous prime is 8104235537. The next prime is 8104235609. The reversal of 8104235539 is 9355324018.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 8104235539 - 2¹ = 8104235537 is a prime.

Together with 8104235537, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (8104235537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4052117769 + 4052117770.

It is an arithmetic number, because the mean of its divisors is an integer number (4052117770).

Almost surely, 2^8104235539 is an apocalyptic number.

8104235539 is a deficient number, since it is larger than the sum of its proper divisors (1).

8104235539 is an equidigital number, since it uses as much as digits as its factorization.

8104235539 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 129600, while the sum is 40.

The square root of 8104235539 is about 90023.5276969304. The cubic root of 8104235539 is about 2008.6488397890.

The spelling of 8104235539 in words is "eight billion, one hundred four million, two hundred thirty-five thousand, five hundred thirty-nine".