12276701729 has 2 divisors, whose sum is σ = 12276701730. Its totient is φ = 12276701728.

The previous prime is 12276701683. The next prime is 12276701777. The reversal of 12276701729 is 92710767221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8999368225 + 3277333504 = 94865^2 + 57248^2 .

It is a cyclic number.

It is not a de Polignac number, because 12276701729 - 2⁸ = 12276701473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12276701729.

It is not a weakly prime, because it can be changed into another prime (12276703729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6138350864 + 6138350865.

It is an arithmetic number, because the mean of its divisors is an integer number (6138350865).

Almost surely, 2^12276701729 is an apocalyptic number.

It is an amenable number.

12276701729 is a deficient number, since it is larger than the sum of its proper divisors (1).

12276701729 is an equidigital number, since it uses as much as digits as its factorization.

12276701729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148176, while the sum is 44.

The spelling of 12276701729 in words is "twelve billion, two hundred seventy-six million, seven hundred one thousand, seven hundred twenty-nine".