12242402429 has 2 divisors, whose sum is σ = 12242402430. Its totient is φ = 12242402428.

The previous prime is 12242402383. The next prime is 12242402453. The reversal of 12242402429 is 92420424221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11407308025 + 835094404 = 106805^2 + 28898^2 .

It is a cyclic number.

It is not a de Polignac number, because 12242402429 - 2⁸ = 12242402173 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12242402395 and 12242402404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12242402489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6121201214 + 6121201215.

It is an arithmetic number, because the mean of its divisors is an integer number (6121201215).

Almost surely, 2^12242402429 is an apocalyptic number.

It is an amenable number.

12242402429 is a deficient number, since it is larger than the sum of its proper divisors (1).

12242402429 is an equidigital number, since it uses as much as digits as its factorization.

12242402429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

The spelling of 12242402429 in words is "twelve billion, two hundred forty-two million, four hundred two thousand, four hundred twenty-nine".