12324149 has 4 divisors (see below), whose sum is σ = 12624780. Its totient is φ = 12023520.

The previous prime is 12324139. The next prime is 12324161. The reversal of 12324149 is 94142321.

12324149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3972049 + 8352100 = 1993^2 + 2890^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12324149 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12324139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150254 + ... + 150335.

It is an arithmetic number, because the mean of its divisors is an integer number (3156195).

Almost surely, 2^12324149 is an apocalyptic number.

It is an amenable number.

12324149 is a deficient number, since it is larger than the sum of its proper divisors (300631).

12324149 is an equidigital number, since it uses as much as digits as its factorization.

12324149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300630.

The product of its digits is 1728, while the sum is 26.

The square root of 12324149 is about 3510.5767332448. The cubic root of 12324149 is about 230.9859939160.

The spelling of 12324149 in words is "twelve million, three hundred twenty-four thousand, one hundred forty-nine".