11132423 has 4 divisors (see below), whose sum is σ = 11718360. Its totient is φ = 10546488.

The previous prime is 11132419. The next prime is 11132447. The reversal of 11132423 is 32423111.

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 11132423 - 2² = 11132419 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 (11132413) 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, 292940 + ... + 292977.

It is an arithmetic number, because the mean of its divisors is an integer number (2929590).

Almost surely, 2^11132423 is an apocalyptic number.

11132423 is a deficient number, since it is larger than the sum of its proper divisors (585937).

11132423 is an equidigital number, since it uses as much as digits as its factorization.

11132423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585936.

The product of its digits is 144, while the sum is 17.

The square root of 11132423 is about 3336.5285852215. The cubic root of 11132423 is about 223.2868943814.

Adding to 11132423 its reverse (32423111), we get a palindrome (43555534).

It can be divided in two parts, 111 and 32423, that multiplied together give a palindrome (3598953).

The spelling of 11132423 in words is "eleven million, one hundred thirty-two thousand, four hundred twenty-three".