11104013091 has 4 divisors (see below), whose sum is σ = 14805350792. Its totient is φ = 7402675392.

The previous prime is 11104013083. The next prime is 11104013099. The reversal of 11104013091 is 19031040111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 19031040111 = 3 ⋅6343680037.

It is an interprime number because it is at equal distance from previous prime (11104013083) and next prime (11104013099).

It is not a de Polignac number, because 11104013091 - 2³ = 11104013083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11104013099) 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, 1850668846 + ... + 1850668851.

It is an arithmetic number, because the mean of its divisors is an integer number (3701337698).

Almost surely, 2^11104013091 is an apocalyptic number.

11104013091 is a deficient number, since it is larger than the sum of its proper divisors (3701337701).

11104013091 is an equidigital number, since it uses as much as digits as its factorization.

11104013091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3701337700.

The product of its (nonzero) digits is 108, while the sum is 21.

The spelling of 11104013091 in words is "eleven billion, one hundred four million, thirteen thousand, ninety-one".