12134551 has 8 divisors (see below), whose sum is σ = 14256144. Its totient is φ = 10182720.

The previous prime is 12134543. The next prime is 12134569. The reversal of 12134551 is 15543121.

It is a happy number.

12134551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12134551 - 2³ = 12134543 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 (12134531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42286 + ... + 42571.

It is an arithmetic number, because the mean of its divisors is an integer number (1782018).

Almost surely, 2^12134551 is an apocalyptic number.

12134551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12134551 is a deficient number, since it is larger than the sum of its proper divisors (2121593).

12134551 is a wasteful number, since it uses less digits than its factorization.

12134551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84881.

The product of its digits is 600, while the sum is 22.

The square root of 12134551 is about 3483.4682430015. The cubic root of 12134551 is about 229.7953504119.

Adding to 12134551 its reverse (15543121), we get a palindrome (27677672).

The spelling of 12134551 in words is "twelve million, one hundred thirty-four thousand, five hundred fifty-one".