134660614409 has 2 divisors, whose sum is σ = 134660614410. Its totient is φ = 134660614408.

The previous prime is 134660614393. The next prime is 134660614411. The reversal of 134660614409 is 904416066431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 107209095184 + 27451519225 = 327428^2 + 165685^2 .

It is a cyclic number.

It is not a de Polignac number, because 134660614409 - 2⁴ = 134660614393 is a prime.

Together with 134660614411, 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 134660614409.

It is not a weakly prime, because it can be changed into another prime (134660614469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67330307204 + 67330307205.

It is an arithmetic number, because the mean of its divisors is an integer number (67330307205).

Almost surely, 2^134660614409 is an apocalyptic number.

It is an amenable number.

134660614409 is a deficient number, since it is larger than the sum of its proper divisors (1).

134660614409 is an equidigital number, since it uses as much as digits as its factorization.

134660614409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 134660614409 in words is "one hundred thirty-four billion, six hundred sixty million, six hundred fourteen thousand, four hundred nine".