104493239 has 2 divisors, whose sum is σ = 104493240. Its totient is φ = 104493238.

The previous prime is 104493227. The next prime is 104493241. The reversal of 104493239 is 932394401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104493239 - 2¹⁶ = 104427703 is a prime.

It is a super-2 number, since 2×104493239² = 21837673993422242, which contains 22 as substring.

Together with 104493241, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 104493199 and 104493208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104493299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52246619 + 52246620.

It is an arithmetic number, because the mean of its divisors is an integer number (52246620).

Almost surely, 2^104493239 is an apocalyptic number.

104493239 is a deficient number, since it is larger than the sum of its proper divisors (1).

104493239 is an equidigital number, since it uses as much as digits as its factorization.

104493239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 104493239 is about 10222.1934534619. The cubic root of 104493239 is about 471.0092076160.

The spelling of 104493239 in words is "one hundred four million, four hundred ninety-three thousand, two hundred thirty-nine".