12123298 has 8 divisors (see below), whose sum is σ = 19838160. Its totient is φ = 5510580.

The previous prime is 12123283. The next prime is 12123299. The reversal of 12123298 is 89232121.

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

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (12123299) 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, 275508 + ... + 275551.

It is an arithmetic number, because the mean of its divisors is an integer number (2479770).

Almost surely, 2^12123298 is an apocalyptic number.

12123298 is a deficient number, since it is larger than the sum of its proper divisors (7714862).

12123298 is a wasteful number, since it uses less digits than its factorization.

12123298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551072.

The product of its digits is 1728, while the sum is 28.

The square root of 12123298 is about 3481.8526677618. The cubic root of 12123298 is about 229.7242947178.

It can be divided in two parts, 12123 and 298, that added together give a palindrome (12421).

The spelling of 12123298 in words is "twelve million, one hundred twenty-three thousand, two hundred ninety-eight".