104591911 has 4 divisors (see below), whose sum is σ = 105134032. Its totient is φ = 104049792.

The previous prime is 104591909. The next prime is 104591947. The reversal of 104591911 is 119195401.

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 104591911 - 2¹ = 104591909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104591111) 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, 270771 + ... + 271156.

It is an arithmetic number, because the mean of its divisors is an integer number (26283508).

Almost surely, 2^104591911 is an apocalyptic number.

104591911 is a deficient number, since it is larger than the sum of its proper divisors (542121).

104591911 is an equidigital number, since it uses as much as digits as its factorization.

104591911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542120.

The product of its (nonzero) digits is 1620, while the sum is 31.

The square root of 104591911 is about 10227.0186760365. The cubic root of 104591911 is about 471.1574175221.

The spelling of 104591911 in words is "one hundred four million, five hundred ninety-one thousand, nine hundred eleven".