12257134 has 4 divisors (see below), whose sum is σ = 18385704. Its totient is φ = 6128566.

The previous prime is 12257129. The next prime is 12257173. The reversal of 12257134 is 43175221.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 12257099 and 12257108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3064282 + ... + 3064285.

It is an arithmetic number, because the mean of its divisors is an integer number (4596426).

Almost surely, 2^12257134 is an apocalyptic number.

12257134 is a deficient number, since it is larger than the sum of its proper divisors (6128570).

12257134 is an equidigital number, since it uses as much as digits as its factorization.

12257134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6128569.

The product of its digits is 1680, while the sum is 25.

The square root of 12257134 is about 3501.0189945215. The cubic root of 12257134 is about 230.5665553781.

The spelling of 12257134 in words is "twelve million, two hundred fifty-seven thousand, one hundred thirty-four".