104428817 has 2 divisors, whose sum is σ = 104428818. Its totient is φ = 104428816.

The previous prime is 104428799. The next prime is 104428823. The reversal of 104428817 is 718824401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69488896 + 34939921 = 8336^2 + 5911^2 .

It is a cyclic number.

It is not a de Polignac number, because 104428817 - 2⁸ = 104428561 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (104425817) 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, 52214408 + 52214409.

It is an arithmetic number, because the mean of its divisors is an integer number (52214409).

Almost surely, 2^104428817 is an apocalyptic number.

It is an amenable number.

104428817 is a deficient number, since it is larger than the sum of its proper divisors (1).

104428817 is an equidigital number, since it uses as much as digits as its factorization.

104428817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14336, while the sum is 35.

The square root of 104428817 is about 10219.0418826816. The cubic root of 104428817 is about 470.9123924429.

The spelling of 104428817 in words is "one hundred four million, four hundred twenty-eight thousand, eight hundred seventeen".