12926129 has 2 divisors, whose sum is σ = 12926130. Its totient is φ = 12926128.

The previous prime is 12926119. The next prime is 12926143. The reversal of 12926129 is 92162921.

12926129 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11971600 + 954529 = 3460^2 + 977^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12926129 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12926095 and 12926104.

It is not a weakly prime, because it can be changed into another prime (12926119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6463064 + 6463065.

It is an arithmetic number, because the mean of its divisors is an integer number (6463065).

Almost surely, 2^12926129 is an apocalyptic number.

It is an amenable number.

12926129 is a deficient number, since it is larger than the sum of its proper divisors (1).

12926129 is an equidigital number, since it uses as much as digits as its factorization.

12926129 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 32.

The square root of 12926129 is about 3595.2926167421. The cubic root of 12926129 is about 234.6872495702.

The spelling of 12926129 in words is "twelve million, nine hundred twenty-six thousand, one hundred twenty-nine".