170641060693 has 2 divisors, whose sum is σ = 170641060694. Its totient is φ = 170641060692.

The previous prime is 170641060669. The next prime is 170641060741. The reversal of 170641060693 is 396060146071.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 166221736209 + 4419324484 = 407703^2 + 66478^2 .

It is an emirp because it is prime and its reverse (396060146071) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 170641060693 - 2¹³ = 170641052501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170641060643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85320530346 + 85320530347.

It is an arithmetic number, because the mean of its divisors is an integer number (85320530347).

Almost surely, 2^170641060693 is an apocalyptic number.

It is an amenable number.

170641060693 is a deficient number, since it is larger than the sum of its proper divisors (1).

170641060693 is an equidigital number, since it uses as much as digits as its factorization.

170641060693 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 170641060693 in words is "one hundred seventy billion, six hundred forty-one million, sixty thousand, six hundred ninety-three".