104005787 has 2 divisors, whose sum is σ = 104005788. Its totient is φ = 104005786.

The previous prime is 104005771. The next prime is 104005789. The reversal of 104005787 is 787500401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104005787 - 2⁴ = 104005771 is a prime.

Together with 104005789, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104005789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52002893 + 52002894.

It is an arithmetic number, because the mean of its divisors is an integer number (52002894).

Almost surely, 2^104005787 is an apocalyptic number.

104005787 is a deficient number, since it is larger than the sum of its proper divisors (1).

104005787 is an equidigital number, since it uses as much as digits as its factorization.

104005787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7840, while the sum is 32.

The square root of 104005787 is about 10198.3227542572. The cubic root of 104005787 is about 470.2756599297.

The spelling of 104005787 in words is "one hundred four million, five thousand, seven hundred eighty-seven".