104246009 has 4 divisors (see below), whose sum is σ = 119138304. Its totient is φ = 89353716.

The previous prime is 104245993. The next prime is 104246017. The reversal of 104246009 is 900642401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 900642401 = 4391 ⋅205111.

It is a cyclic number.

It is not a de Polignac number, because 104246009 - 2⁴ = 104245993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104246029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7446137 + ... + 7446150.

It is an arithmetic number, because the mean of its divisors is an integer number (29784576).

Almost surely, 2^104246009 is an apocalyptic number.

It is an amenable number.

104246009 is a deficient number, since it is larger than the sum of its proper divisors (14892295).

104246009 is an equidigital number, since it uses as much as digits as its factorization.

104246009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14892294.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 104246009 is about 10210.0934863497. The cubic root of 104246009 is about 470.6374465132.

The spelling of 104246009 in words is "one hundred four million, two hundred forty-six thousand, nine".