134671501577 has 2 divisors, whose sum is σ = 134671501578. Its totient is φ = 134671501576.

The previous prime is 134671501511. The next prime is 134671501579. The reversal of 134671501577 is 775105176431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113895450256 + 20776051321 = 337484^2 + 144139^2 .

It is a cyclic number.

It is not a de Polignac number, because 134671501577 - 2²⁴ = 134654724361 is a prime.

Together with 134671501579, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (134671501579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67335750788 + 67335750789.

It is an arithmetic number, because the mean of its divisors is an integer number (67335750789).

Almost surely, 2^134671501577 is an apocalyptic number.

It is an amenable number.

134671501577 is a deficient number, since it is larger than the sum of its proper divisors (1).

134671501577 is an equidigital number, since it uses as much as digits as its factorization.

134671501577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 617400, while the sum is 47.

The spelling of 134671501577 in words is "one hundred thirty-four billion, six hundred seventy-one million, five hundred one thousand, five hundred seventy-seven".