134342555221577 has 2 divisors, whose sum is σ = 134342555221578. Its totient is φ = 134342555221576.

The previous prime is 134342555221547. The next prime is 134342555221601. The reversal of 134342555221577 is 775122555243431.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80044800794176 + 54297754427401 = 8946776^2 + 7368701^2 .

It is an emirp because it is prime and its reverse (775122555243431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 134342555221577 - 2³⁰ = 134341481479753 is a prime.

It is not a weakly prime, because it can be changed into another prime (134342555221547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67171277610788 + 67171277610789.

It is an arithmetic number, because the mean of its divisors is an integer number (67171277610789).

Almost surely, 2^{134342555221577} is an apocalyptic number.

It is an amenable number.

134342555221577 is a deficient number, since it is larger than the sum of its proper divisors (1).

134342555221577 is an equidigital number, since it uses as much as digits as its factorization.

134342555221577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 35280000, while the sum is 56.

The spelling of 134342555221577 in words is "one hundred thirty-four trillion, three hundred forty-two billion, five hundred fifty-five million, two hundred twenty-one thousand, five hundred seventy-seven".