129334377323 has 2 divisors, whose sum is σ = 129334377324. Its totient is φ = 129334377322.

The previous prime is 129334377311. The next prime is 129334377353. The reversal of 129334377323 is 323773433921.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 129334377323 - 2¹² = 129334373227 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (129334377353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64667188661 + 64667188662.

It is an arithmetic number, because the mean of its divisors is an integer number (64667188662).

Almost surely, 2^129334377323 is an apocalyptic number.

129334377323 is a deficient number, since it is larger than the sum of its proper divisors (1).

129334377323 is an equidigital number, since it uses as much as digits as its factorization.

129334377323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 47.

The spelling of 129334377323 in words is "one hundred twenty-nine billion, three hundred thirty-four million, three hundred seventy-seven thousand, three hundred twenty-three".