104321879 has 2 divisors, whose sum is σ = 104321880. Its totient is φ = 104321878.

The previous prime is 104321873. The next prime is 104321887. The reversal of 104321879 is 978123401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104321879 - 2¹² = 104317783 is a prime.

It is a Sophie Germain 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 (104321873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52160939 + 52160940.

It is an arithmetic number, because the mean of its divisors is an integer number (52160940).

Almost surely, 2^104321879 is an apocalyptic number.

104321879 is a deficient number, since it is larger than the sum of its proper divisors (1).

104321879 is an equidigital number, since it uses as much as digits as its factorization.

104321879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 104321879 is about 10213.8082515779. The cubic root of 104321879 is about 470.7515951007.

It can be divided in two parts, 1043 and 21879, that added together give a palindrome (22922).

The spelling of 104321879 in words is "one hundred four million, three hundred twenty-one thousand, eight hundred seventy-nine".