12045434 has 8 divisors (see below), whose sum is σ = 18322848. Its totient is φ = 5937820.

The previous prime is 12045427. The next prime is 12045437. The reversal of 12045434 is 43454021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (12045437) 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, 42272 + ... + 42555.

It is an arithmetic number, because the mean of its divisors is an integer number (2290356).

Almost surely, 2^12045434 is an apocalyptic number.

12045434 is a deficient number, since it is larger than the sum of its proper divisors (6277414).

12045434 is an equidigital number, since it uses as much as digits as its factorization.

12045434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84900.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 12045434 is about 3470.6532526313. The cubic root of 12045434 is about 229.2314232131.

Adding to 12045434 its reverse (43454021), we get a palindrome (55499455).

It can be divided in two parts, 120 and 45434, that added together give a palindrome (45554).

The spelling of 12045434 in words is "twelve million, forty-five thousand, four hundred thirty-four".