104071999 has 2 divisors, whose sum is σ = 104072000. Its totient is φ = 104071998.

The previous prime is 104071967. The next prime is 104072029. The reversal of 104071999 is 999170401.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104071999 - 2⁵ = 104071967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104077999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52035999 + 52036000.

It is an arithmetic number, because the mean of its divisors is an integer number (52036000).

Almost surely, 2^104071999 is an apocalyptic number.

104071999 is a deficient number, since it is larger than the sum of its proper divisors (1).

104071999 is an equidigital number, since it uses as much as digits as its factorization.

104071999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20412, while the sum is 40.

The square root of 104071999 is about 10201.5684578402. The cubic root of 104071999 is about 470.3754341428.

The spelling of 104071999 in words is "one hundred four million, seventy-one thousand, nine hundred ninety-nine".