12099229 has 2 divisors, whose sum is σ = 12099230. Its totient is φ = 12099228.

The previous prime is 12099221. The next prime is 12099233. The reversal of 12099229 is 92299021.

12099229 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11573604 + 525625 = 3402^2 + 725^2 .

It is a cyclic number.

It is not a de Polignac number, because 12099229 - 2³ = 12099221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12099194 and 12099203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12099221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6049614 + 6049615.

It is an arithmetic number, because the mean of its divisors is an integer number (6049615).

Almost surely, 2^12099229 is an apocalyptic number.

It is an amenable number.

12099229 is a deficient number, since it is larger than the sum of its proper divisors (1).

12099229 is an equidigital number, since it uses as much as digits as its factorization.

12099229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 12099229 is about 3478.3946009618. The cubic root of 12099229 is about 229.5721662225.

The spelling of 12099229 in words is "twelve million, ninety-nine thousand, two hundred twenty-nine".