12034423 has 4 divisors (see below), whose sum is σ = 12042288. Its totient is φ = 12026560.

The previous prime is 12034409. The next prime is 12034427. The reversal of 12034423 is 32443021.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12034423 is a prime.

It is a super-3 number, since 3×12034423³ (a number of 22 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12034423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12034427) 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, 811 + ... + 4972.

It is an arithmetic number, because the mean of its divisors is an integer number (3010572).

Almost surely, 2^12034423 is an apocalyptic number.

12034423 is a deficient number, since it is larger than the sum of its proper divisors (7865).

12034423 is an equidigital number, since it uses as much as digits as its factorization.

12034423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7864.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 12034423 is about 3469.0665891562. The cubic root of 12034423 is about 229.1615533992.

Adding to 12034423 its reverse (32443021), we get a palindrome (44477444).

It can be divided in two parts, 120 and 34423, that added together give a palindrome (34543).

The spelling of 12034423 in words is "twelve million, thirty-four thousand, four hundred twenty-three".