134612177309 has 2 divisors, whose sum is σ = 134612177310. Its totient is φ = 134612177308.

The previous prime is 134612177299. The next prime is 134612177311. The reversal of 134612177309 is 903771216431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114511176025 + 20101001284 = 338395^2 + 141778^2 .

It is a cyclic number.

It is not a de Polignac number, because 134612177309 - 2¹⁶ = 134612111773 is a prime.

Together with 134612177311, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 134612177309.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134612177509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67306088654 + 67306088655.

It is an arithmetic number, because the mean of its divisors is an integer number (67306088655).

Almost surely, 2^134612177309 is an apocalyptic number.

It is an amenable number.

134612177309 is a deficient number, since it is larger than the sum of its proper divisors (1).

134612177309 is an equidigital number, since it uses as much as digits as its factorization.

134612177309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 190512, while the sum is 44.

The spelling of 134612177309 in words is "one hundred thirty-four billion, six hundred twelve million, one hundred seventy-seven thousand, three hundred nine".