12357134 has 4 divisors (see below), whose sum is σ = 18535704. Its totient is φ = 6178566.

The previous prime is 12357133. The next prime is 12357143. The reversal of 12357134 is 43175321.

12357134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12357131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3089282 + ... + 3089285.

It is an arithmetic number, because the mean of its divisors is an integer number (4633926).

Almost surely, 2^12357134 is an apocalyptic number.

12357134 is a deficient number, since it is larger than the sum of its proper divisors (6178570).

12357134 is an equidigital number, since it uses as much as digits as its factorization.

12357134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6178569.

The product of its digits is 2520, while the sum is 26.

The square root of 12357134 is about 3515.2715400094. The cubic root of 12357134 is about 231.1918846902.

The spelling of 12357134 in words is "twelve million, three hundred fifty-seven thousand, one hundred thirty-four".