13403411111 has 4 divisors (see below), whose sum is σ = 13623139224. Its totient is φ = 13183683000.

The previous prime is 13403411033. The next prime is 13403411117. The reversal of 13403411111 is 11111430431.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13403411111 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 (13403411117) 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, 109863965 + ... + 109864086.

It is an arithmetic number, because the mean of its divisors is an integer number (3405784806).

Almost surely, 2^13403411111 is an apocalyptic number.

13403411111 is a deficient number, since it is larger than the sum of its proper divisors (219728113).

13403411111 is an equidigital number, since it uses as much as digits as its factorization.

13403411111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219728112.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 13403411111 its reverse (11111430431), we get a palindrome (24514841542).

The spelling of 13403411111 in words is "thirteen billion, four hundred three million, four hundred eleven thousand, one hundred eleven".