104255009 has 2 divisors, whose sum is σ = 104255010. Its totient is φ = 104255008.

The previous prime is 104254993. The next prime is 104255017. The reversal of 104255009 is 900552401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72726784 + 31528225 = 8528^2 + 5615^2 .

It is a cyclic number.

It is not a de Polignac number, because 104255009 - 2⁴ = 104254993 is a prime.

It is not a weakly prime, because it can be changed into another prime (104255059) 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, 52127504 + 52127505.

It is an arithmetic number, because the mean of its divisors is an integer number (52127505).

Almost surely, 2^104255009 is an apocalyptic number.

It is an amenable number.

104255009 is a deficient number, since it is larger than the sum of its proper divisors (1).

104255009 is an equidigital number, since it uses as much as digits as its factorization.

104255009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 104255009 is about 10210.5342171700. The cubic root of 104255009 is about 470.6509901656.

The spelling of 104255009 in words is "one hundred four million, two hundred fifty-five thousand, nine".