104453898509 has 4 divisors (see below), whose sum is σ = 104493184320. Its totient is φ = 104414612700.

The previous prime is 104453898487. The next prime is 104453898511. The reversal of 104453898509 is 905898354401.

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.

It is a cyclic number.

It is not a de Polignac number, because 104453898509 - 2²⁴ = 104437121293 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104453898529) 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 in 3 ways as a sum of consecutive naturals, for example, 19638917 + ... + 19644234.

It is an arithmetic number, because the mean of its divisors is an integer number (26123296080).

Almost surely, 2^104453898509 is an apocalyptic number.

It is an amenable number.

104453898509 is a deficient number, since it is larger than the sum of its proper divisors (39285811).

104453898509 is an equidigital number, since it uses as much as digits as its factorization.

104453898509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39285810.

The product of its (nonzero) digits is 6220800, while the sum is 56.

The spelling of 104453898509 in words is "one hundred four billion, four hundred fifty-three million, eight hundred ninety-eight thousand, five hundred nine".