12446015429 has 2 divisors, whose sum is σ = 12446015430. Its totient is φ = 12446015428.

The previous prime is 12446015383. The next prime is 12446015441. The reversal of 12446015429 is 92451064421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12332102500 + 113912929 = 111050^2 + 10673^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12446015429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12446015392 and 12446015401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12446015479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6223007714 + 6223007715.

It is an arithmetic number, because the mean of its divisors is an integer number (6223007715).

Almost surely, 2^12446015429 is an apocalyptic number.

It is an amenable number.

12446015429 is a deficient number, since it is larger than the sum of its proper divisors (1).

12446015429 is an equidigital number, since it uses as much as digits as its factorization.

12446015429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 12446015429 in words is "twelve billion, four hundred forty-six million, fifteen thousand, four hundred twenty-nine".