104521199 has 2 divisors, whose sum is σ = 104521200. Its totient is φ = 104521198.

The previous prime is 104521111. The next prime is 104521201. The reversal of 104521199 is 991125401.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 104521199 - 2⁸ = 104520943 is a prime.

Together with 104521201, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104521099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52260599 + 52260600.

It is an arithmetic number, because the mean of its divisors is an integer number (52260600).

Almost surely, 2^104521199 is an apocalyptic number.

104521199 is a deficient number, since it is larger than the sum of its proper divisors (1).

104521199 is an equidigital number, since it uses as much as digits as its factorization.

104521199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 104521199 is about 10223.5609745333. The cubic root of 104521199 is about 471.0512142987.

The spelling of 104521199 in words is "one hundred four million, five hundred twenty-one thousand, one hundred ninety-nine".