11132404123 has 4 divisors (see below), whose sum is σ = 11242626048. Its totient is φ = 11022182200.

The previous prime is 11132404121. The next prime is 11132404147. The reversal of 11132404123 is 32140423111.

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 11132404123 - 2¹ = 11132404121 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11132404094 and 11132404103.

It is not an unprimeable number, because it can be changed into a prime (11132404121) 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, 55110811 + ... + 55111012.

It is an arithmetic number, because the mean of its divisors is an integer number (2810656512).

Almost surely, 2^11132404123 is an apocalyptic number.

11132404123 is a deficient number, since it is larger than the sum of its proper divisors (110221925).

11132404123 is a wasteful number, since it uses less digits than its factorization.

11132404123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110221924.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11132404123 its reverse (32140423111), we get a palindrome (43272827234).

The spelling of 11132404123 in words is "eleven billion, one hundred thirty-two million, four hundred four thousand, one hundred twenty-three".