123412229 has 2 divisors, whose sum is σ = 123412230. Its totient is φ = 123412228.

The previous prime is 123412217. The next prime is 123412241. The reversal of 123412229 is 922214321.

It is a balanced prime because it is at equal distance from previous prime (123412217) and next prime (123412241).

It can be written as a sum of positive squares in only one way, i.e., 123321025 + 91204 = 11105^2 + 302^2 .

It is a cyclic number.

It is not a de Polignac number, because 123412229 - 2⁴ = 123412213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 123412198 and 123412207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123412529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61706114 + 61706115.

It is an arithmetic number, because the mean of its divisors is an integer number (61706115).

Almost surely, 2^123412229 is an apocalyptic number.

It is an amenable number.

123412229 is a deficient number, since it is larger than the sum of its proper divisors (1).

123412229 is an equidigital number, since it uses as much as digits as its factorization.

123412229 is an odious number, because the sum of its binary digits is odd.

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

The square root of 123412229 is about 11109.1056795766. The cubic root of 123412229 is about 497.8739445901.

The spelling of 123412229 in words is "one hundred twenty-three million, four hundred twelve thousand, two hundred twenty-nine".