129316970927 has 2 divisors, whose sum is σ = 129316970928. Its totient is φ = 129316970926.

The previous prime is 129316970869. The next prime is 129316970933. The reversal of 129316970927 is 729079613921.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 129316970927 - 2¹⁶ = 129316905391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (129316970227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64658485463 + 64658485464.

It is an arithmetic number, because the mean of its divisors is an integer number (64658485464).

Almost surely, 2^129316970927 is an apocalyptic number.

129316970927 is a deficient number, since it is larger than the sum of its proper divisors (1).

129316970927 is an equidigital number, since it uses as much as digits as its factorization.

129316970927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2571912, while the sum is 56.

The spelling of 129316970927 in words is "one hundred twenty-nine billion, three hundred sixteen million, nine hundred seventy thousand, nine hundred twenty-seven".