12149323 has 2 divisors, whose sum is σ = 12149324. Its totient is φ = 12149322.

The previous prime is 12149299. The next prime is 12149327. The reversal of 12149323 is 32394121.

12149323 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12149323 - 2⁹ = 12148811 is a prime.

It is not a weakly prime, because it can be changed into another prime (12149327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6074661 + 6074662.

It is an arithmetic number, because the mean of its divisors is an integer number (6074662).

Almost surely, 2^12149323 is an apocalyptic number.

12149323 is a deficient number, since it is larger than the sum of its proper divisors (1).

12149323 is an equidigital number, since it uses as much as digits as its factorization.

12149323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 25.

The square root of 12149323 is about 3485.5878987626. The cubic root of 12149323 is about 229.8885597500. Note that the first 3 decimals are identical.

The spelling of 12149323 in words is "twelve million, one hundred forty-nine thousand, three hundred twenty-three".