104684819 has 2 divisors, whose sum is σ = 104684820. Its totient is φ = 104684818.

The previous prime is 104684791. The next prime is 104684843. The reversal of 104684819 is 918486401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104684819 - 2¹⁶ = 104619283 is a prime.

It is a super-2 number, since 2×104684819² = 21917822658125522, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (104084819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52342409 + 52342410.

It is an arithmetic number, because the mean of its divisors is an integer number (52342410).

Almost surely, 2^104684819 is an apocalyptic number.

104684819 is a deficient number, since it is larger than the sum of its proper divisors (1).

104684819 is an equidigital number, since it uses as much as digits as its factorization.

104684819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 104684819 is about 10231.5599494896. The cubic root of 104684819 is about 471.2968844525.

The spelling of 104684819 in words is "one hundred four million, six hundred eighty-four thousand, eight hundred nineteen".