12112343 has 16 divisors (see below), whose sum is σ = 13124160. Its totient is φ = 11155200.

The previous prime is 12112337. The next prime is 12112349. The reversal of 12112343 is 34321121.

It is an interprime number because it is at equal distance from previous prime (12112337) and next prime (12112349).

It is a cyclic number.

It is not a de Polignac number, because 12112343 - 2¹² = 12108247 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 (12112349) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72446 + ... + 72612.

It is an arithmetic number, because the mean of its divisors is an integer number (820260).

Almost surely, 2^12112343 is an apocalyptic number.

12112343 is a deficient number, since it is larger than the sum of its proper divisors (1011817).

12112343 is a wasteful number, since it uses less digits than its factorization.

12112343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298.

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

The square root of 12112343 is about 3480.2791554701. The cubic root of 12112343 is about 229.6550784571.

Adding to 12112343 its reverse (34321121), we get a palindrome (46433464).

The spelling of 12112343 in words is "twelve million, one hundred twelve thousand, three hundred forty-three".