12722701829 has 2 divisors, whose sum is σ = 12722701830. Its totient is φ = 12722701828.

The previous prime is 12722701813. The next prime is 12722701837. The reversal of 12722701829 is 92810722721.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7112392225 + 5610309604 = 84335^2 + 74902^2 .

It is a cyclic number.

It is not a de Polignac number, because 12722701829 - 2⁴ = 12722701813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12722701129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6361350914 + 6361350915.

It is an arithmetic number, because the mean of its divisors is an integer number (6361350915).

Almost surely, 2^12722701829 is an apocalyptic number.

It is an amenable number.

12722701829 is a deficient number, since it is larger than the sum of its proper divisors (1).

12722701829 is an equidigital number, since it uses as much as digits as its factorization.

12722701829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56448, while the sum is 41.

The spelling of 12722701829 in words is "twelve billion, seven hundred twenty-two million, seven hundred one thousand, eight hundred twenty-nine".