12148229 has 2 divisors, whose sum is σ = 12148230. Its totient is φ = 12148228.

The previous prime is 12148223. The next prime is 12148243. The reversal of 12148229 is 92284121.

12148229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7317025 + 4831204 = 2705^2 + 2198^2 .

It is a cyclic number.

It is not a de Polignac number, because 12148229 - 2²⁰ = 11099653 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12148223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6074114 + 6074115.

It is an arithmetic number, because the mean of its divisors is an integer number (6074115).

Almost surely, 2^12148229 is an apocalyptic number.

It is an amenable number.

12148229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12148229 is an equidigital number, since it uses as much as digits as its factorization.

12148229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2304, while the sum is 29.

The square root of 12148229 is about 3485.4309633100. The cubic root of 12148229 is about 229.8816593481.

The spelling of 12148229 in words is "twelve million, one hundred forty-eight thousand, two hundred twenty-nine".