134152256172049 has 2 divisors, whose sum is σ = 134152256172050. Its totient is φ = 134152256172048.

The previous prime is 134152256172043. The next prime is 134152256172083. The reversal of 134152256172049 is 940271652251431.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 128100360968449 + 6051895203600 = 11318143^2 + 2460060^2 .

It is a cyclic number.

It is not a de Polignac number, because 134152256172049 - 2³ = 134152256172041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 134152256171987 and 134152256172005.

It is not a weakly prime, because it can be changed into another prime (134152256172041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67076128086024 + 67076128086025.

It is an arithmetic number, because the mean of its divisors is an integer number (67076128086025).

Almost surely, 2^{134152256172049} is an apocalyptic number.

It is an amenable number.

134152256172049 is a deficient number, since it is larger than the sum of its proper divisors (1).

134152256172049 is an equidigital number, since it uses as much as digits as its factorization.

134152256172049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3628800, while the sum is 52.

The spelling of 134152256172049 in words is "one hundred thirty-four trillion, one hundred fifty-two billion, two hundred fifty-six million, one hundred seventy-two thousand, forty-nine".