12126255 has 8 divisors (see below), whose sum is σ = 19402032. Its totient is φ = 6467328.

The previous prime is 12126223. The next prime is 12126299. The reversal of 12126255 is 55262121.

It is a happy number.

12126255 is digitally balanced in base 3, 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 not a de Polignac number, because 12126255 - 2⁵ = 12126223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404194 + ... + 404223.

It is an arithmetic number, because the mean of its divisors is an integer number (2425254).

Almost surely, 2^12126255 is an apocalyptic number.

12126255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12126255 is a deficient number, since it is larger than the sum of its proper divisors (7275777).

12126255 is an equidigital number, since it uses as much as digits as its factorization.

12126255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808425.

The product of its digits is 1200, while the sum is 24.

The square root of 12126255 is about 3482.2772721310. The cubic root of 12126255 is about 229.7429705907.

Adding to 12126255 its reverse (55262121), we get a palindrome (67388376).

The spelling of 12126255 in words is "twelve million, one hundred twenty-six thousand, two hundred fifty-five".