104580591 has 4 divisors (see below), whose sum is σ = 139440792. Its totient is φ = 69720392.

The previous prime is 104580589. The next prime is 104580643. The reversal of 104580591 is 195085401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104580591 - 2¹ = 104580589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104580191) 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, 17430096 + ... + 17430101.

It is an arithmetic number, because the mean of its divisors is an integer number (34860198).

Almost surely, 2^104580591 is an apocalyptic number.

104580591 is a deficient number, since it is larger than the sum of its proper divisors (34860201).

104580591 is an equidigital number, since it uses as much as digits as its factorization.

104580591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34860200.

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 104580591 is about 10226.4652250912. The cubic root of 104580591 is about 471.1404190935.

The spelling of 104580591 in words is "one hundred four million, five hundred eighty thousand, five hundred ninety-one".