104436909839 has 2 divisors, whose sum is σ = 104436909840. Its totient is φ = 104436909838.

The previous prime is 104436909827. The next prime is 104436909847. The reversal of 104436909839 is 938909634401.

It is a strong prime.

It is an emirp because it is prime and its reverse (938909634401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104436909839 - 2⁸ = 104436909583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104436909869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52218454919 + 52218454920.

It is an arithmetic number, because the mean of its divisors is an integer number (52218454920).

Almost surely, 2^104436909839 is an apocalyptic number.

104436909839 is a deficient number, since it is larger than the sum of its proper divisors (1).

104436909839 is an equidigital number, since it uses as much as digits as its factorization.

104436909839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5038848, while the sum is 56.

The spelling of 104436909839 in words is "one hundred four billion, four hundred thirty-six million, nine hundred nine thousand, eight hundred thirty-nine".