11440304111 has 4 divisors (see below), whose sum is σ = 12042425400. Its totient is φ = 10838182824.

The previous prime is 11440304107. The next prime is 11440304123. The reversal of 11440304111 is 11140304411.

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 11440304111 - 2² = 11440304107 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 (11440304611) 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, 301060616 + ... + 301060653.

It is an arithmetic number, because the mean of its divisors is an integer number (3010606350).

Almost surely, 2^11440304111 is an apocalyptic number.

11440304111 is a deficient number, since it is larger than the sum of its proper divisors (602121289).

11440304111 is an equidigital number, since it uses as much as digits as its factorization.

11440304111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602121288.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11440304111 its reverse (11140304411), we get a palindrome (22580608522).

The spelling of 11440304111 in words is "eleven billion, four hundred forty million, three hundred four thousand, one hundred eleven".