104604610091 has 4 divisors (see below), whose sum is σ = 107978952384. Its totient is φ = 101230267800.

The previous prime is 104604610037. The next prime is 104604610139. The reversal of 104604610091 is 190016406401.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 190016406401 = 23 ⋅8261582887.

It is a cyclic number.

It is not a de Polignac number, because 104604610091 - 2⁶ = 104604610027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104604610991) 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, 1687171100 + ... + 1687171161.

It is an arithmetic number, because the mean of its divisors is an integer number (26994738096).

Almost surely, 2^104604610091 is an apocalyptic number.

104604610091 is a deficient number, since it is larger than the sum of its proper divisors (3374342293).

104604610091 is an equidigital number, since it uses as much as digits as its factorization.

104604610091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3374342292.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 104604610091 in words is "one hundred four billion, six hundred four million, six hundred ten thousand, ninety-one".