104048909 has 2 divisors, whose sum is σ = 104048910. Its totient is φ = 104048908.

The previous prime is 104048881. The next prime is 104048999. The reversal of 104048909 is 909840401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89775625 + 14273284 = 9475^2 + 3778^2 .

It is an emirp because it is prime and its reverse (909840401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104048909 - 2¹² = 104044813 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104048999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52024454 + 52024455.

It is an arithmetic number, because the mean of its divisors is an integer number (52024455).

Almost surely, 2^104048909 is an apocalyptic number.

It is an amenable number.

104048909 is a deficient number, since it is larger than the sum of its proper divisors (1).

104048909 is an equidigital number, since it uses as much as digits as its factorization.

104048909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 35.

The square root of 104048909 is about 10200.4367063376. The cubic root of 104048909 is about 470.3406448553.

The spelling of 104048909 in words is "one hundred four million, forty-eight thousand, nine hundred nine".