104021339 has 2 divisors, whose sum is σ = 104021340. Its totient is φ = 104021338.

The previous prime is 104021329. The next prime is 104021353. The reversal of 104021339 is 933120401.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104021339 - 2²⁰ = 102972763 is a prime.

It is not a weakly prime, because it can be changed into another prime (104021329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52010669 + 52010670.

It is an arithmetic number, because the mean of its divisors is an integer number (52010670).

Almost surely, 2^104021339 is an apocalyptic number.

104021339 is a deficient number, since it is larger than the sum of its proper divisors (1).

104021339 is an equidigital number, since it uses as much as digits as its factorization.

104021339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 104021339 is about 10199.0852040759. The cubic root of 104021339 is about 470.2990988901.

The spelling of 104021339 in words is "one hundred four million, twenty-one thousand, three hundred thirty-nine".