11104131 has 4 divisors (see below), whose sum is σ = 14805512. Its totient is φ = 7402752.

The previous prime is 11104127. The next prime is 11104207. The reversal of 11104131 is 13140111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13140111 = 3 ⋅4380037.

It is not a de Polignac number, because 11104131 - 2² = 11104127 is a prime.

It is a super-2 number, since 2×11104131² = 246603450530322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11104031) 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, 1850686 + ... + 1850691.

It is an arithmetic number, because the mean of its divisors is an integer number (3701378).

Almost surely, 2^11104131 is an apocalyptic number.

11104131 is a deficient number, since it is larger than the sum of its proper divisors (3701381).

11104131 is an equidigital number, since it uses as much as digits as its factorization.

11104131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3701380.

The product of its (nonzero) digits is 12, while the sum is 12.

The square root of 11104131 is about 3332.2861521784. The cubic root of 11104131 is about 223.0975797421.

Adding to 11104131 its reverse (13140111), we get a palindrome (24244242).

The spelling of 11104131 in words is "eleven million, one hundred four thousand, one hundred thirty-one".