12134451 has 8 divisors (see below), whose sum is σ = 18490624. Its totient is φ = 6933960.

The previous prime is 12134449. The next prime is 12134453. The reversal of 12134451 is 15443121.

It is an interprime number because it is at equal distance from previous prime (12134449) and next prime (12134453).

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

It is not a de Polignac number, because 12134451 - 2¹ = 12134449 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 577831 = 12134451 / (1 + 2 + 1 + 3 + 4 + 4 + 5 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12134453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288895 + ... + 288936.

It is an arithmetic number, because the mean of its divisors is an integer number (2311328).

Almost surely, 2^12134451 is an apocalyptic number.

12134451 is a deficient number, since it is larger than the sum of its proper divisors (6356173).

12134451 is an equidigital number, since it uses as much as digits as its factorization.

12134451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577841.

The product of its digits is 480, while the sum is 21.

The square root of 12134451 is about 3483.4538894609. The cubic root of 12134451 is about 229.7947191676.

Adding to 12134451 its reverse (15443121), we get a palindrome (27577572).

The spelling of 12134451 in words is "twelve million, one hundred thirty-four thousand, four hundred fifty-one".