129034308773 has 2 divisors, whose sum is σ = 129034308774. Its totient is φ = 129034308772.

The previous prime is 129034308731. The next prime is 129034308791. The reversal of 129034308773 is 377803430921.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124366959649 + 4667349124 = 352657^2 + 68318^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-129034308773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129034308703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64517154386 + 64517154387.

It is an arithmetic number, because the mean of its divisors is an integer number (64517154387).

Almost surely, 2^129034308773 is an apocalyptic number.

It is an amenable number.

129034308773 is a deficient number, since it is larger than the sum of its proper divisors (1).

129034308773 is an equidigital number, since it uses as much as digits as its factorization.

129034308773 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 762048, while the sum is 47.

The spelling of 129034308773 in words is "one hundred twenty-nine billion, thirty-four million, three hundred eight thousand, seven hundred seventy-three".