12499323 has 8 divisors (see below), whose sum is σ = 16837968. Its totient is φ = 8246784.

The previous prime is 12499307. The next prime is 12499339. The reversal of 12499323 is 32399421.

It is an interprime number because it is at equal distance from previous prime (12499307) and next prime (12499339).

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

It is not a de Polignac number, because 12499323 - 2⁴ = 12499307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12499343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21186 + ... + 21767.

It is an arithmetic number, because the mean of its divisors is an integer number (2104746).

Almost surely, 2^12499323 is an apocalyptic number.

12499323 is a deficient number, since it is larger than the sum of its proper divisors (4338645).

12499323 is an equidigital number, since it uses as much as digits as its factorization.

12499323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43053.

The product of its digits is 11664, while the sum is 33.

The square root of 12499323 is about 3535.4381623782. The cubic root of 12499323 is about 232.0752517975.

The spelling of 12499323 in words is "twelve million, four hundred ninety-nine thousand, three hundred twenty-three".