104324491 has 2 divisors, whose sum is σ = 104324492. Its totient is φ = 104324490.

The previous prime is 104324471. The next prime is 104324501. The reversal of 104324491 is 194423401.

It is a strong prime.

It is an emirp because it is prime and its reverse (194423401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104324491 - 2²¹ = 102227339 is a prime.

It is not a weakly prime, because it can be changed into another prime (104324411) 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, 52162245 + 52162246.

It is an arithmetic number, because the mean of its divisors is an integer number (52162246).

Almost surely, 2^104324491 is an apocalyptic number.

104324491 is a deficient number, since it is larger than the sum of its proper divisors (1).

104324491 is an equidigital number, since it uses as much as digits as its factorization.

104324491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 104324491 is about 10213.9361168944. The cubic root of 104324491 is about 470.7555239438.

Adding to 104324491 its reverse (194423401), we get a palindrome (298747892).

The spelling of 104324491 in words is "one hundred four million, three hundred twenty-four thousand, four hundred ninety-one".