104128933 has 2 divisors, whose sum is σ = 104128934. Its totient is φ = 104128932.

The previous prime is 104128909. The next prime is 104128943. The reversal of 104128933 is 339821401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55100929 + 49028004 = 7423^2 + 7002^2 .

It is an emirp because it is prime and its reverse (339821401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 104128933 - 2⁵ = 104128901 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104128895 and 104128904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104128903) 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, 52064466 + 52064467.

It is an arithmetic number, because the mean of its divisors is an integer number (52064467).

Almost surely, 2^104128933 is an apocalyptic number.

It is an amenable number.

104128933 is a deficient number, since it is larger than the sum of its proper divisors (1).

104128933 is an equidigital number, since it uses as much as digits as its factorization.

104128933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 104128933 is about 10204.3585295696. The cubic root of 104128933 is about 470.4611935952.

The spelling of 104128933 in words is "one hundred four million, one hundred twenty-eight thousand, nine hundred thirty-three".