169134597193 has 2 divisors, whose sum is σ = 169134597194. Its totient is φ = 169134597192.

The previous prime is 169134597011. The next prime is 169134597217. The reversal of 169134597193 is 391795431961.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 112361051209 + 56773545984 = 335203^2 + 238272^2 .

It is a cyclic number.

It is not a de Polignac number, because 169134597193 - 2⁹ = 169134596681 is a prime.

It is not a weakly prime, because it can be changed into another prime (169134597293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84567298596 + 84567298597.

It is an arithmetic number, because the mean of its divisors is an integer number (84567298597).

Almost surely, 2^169134597193 is an apocalyptic number.

It is an amenable number.

169134597193 is a deficient number, since it is larger than the sum of its proper divisors (1).

169134597193 is an equidigital number, since it uses as much as digits as its factorization.

169134597193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5511240, while the sum is 58.

The spelling of 169134597193 in words is "one hundred sixty-nine billion, one hundred thirty-four million, five hundred ninety-seven thousand, one hundred ninety-three".