12257126 has 8 divisors (see below), whose sum is σ = 21012240. Its totient is φ = 5253048.

The previous prime is 12257117. The next prime is 12257129. The reversal of 12257126 is 62175221.

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

It is a junction number, because it is equal to n+sod(n) for n = 12257095 and 12257104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12257129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437741 + ... + 437768.

It is an arithmetic number, because the mean of its divisors is an integer number (2626530).

Almost surely, 2^12257126 is an apocalyptic number.

12257126 is a deficient number, since it is larger than the sum of its proper divisors (8755114).

12257126 is an equidigital number, since it uses as much as digits as its factorization.

12257126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875518.

The product of its digits is 1680, while the sum is 26.

The square root of 12257126 is about 3501.0178519968. The cubic root of 12257126 is about 230.5665052159.

The spelling of 12257126 in words is "twelve million, two hundred fifty-seven thousand, one hundred twenty-six".