12345134 has 8 divisors (see below), whose sum is σ = 18586848. Its totient is φ = 6149520.

The previous prime is 12345127. The next prime is 12345143. The reversal of 12345134 is 43154321.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10847 + ... + 11930.

It is an arithmetic number, because the mean of its divisors is an integer number (2323356).

Almost surely, 2^12345134 is an apocalyptic number.

12345134 is a deficient number, since it is larger than the sum of its proper divisors (6241714).

12345134 is a wasteful number, since it uses less digits than its factorization.

12345134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23050.

The product of its digits is 1440, while the sum is 23.

The square root of 12345134 is about 3513.5642871591. The cubic root of 12345134 is about 231.1170237194.

Adding to 12345134 its reverse (43154321), we get a palindrome (55499455).

The spelling of 12345134 in words is "twelve million, three hundred forty-five thousand, one hundred thirty-four".