170381032881373 has 2 divisors, whose sum is σ = 170381032881374. Its totient is φ = 170381032881372.

The previous prime is 170381032881359. The next prime is 170381032881377. The reversal of 170381032881373 is 373188230183071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170338050055044 + 42982826329 = 13051362^2 + 207323^2 .

It is a cyclic number.

It is not a de Polignac number, because 170381032881373 - 2²¹ = 170381030784221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170381032881377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85190516440686 + 85190516440687.

It is an arithmetic number, because the mean of its divisors is an integer number (85190516440687).

Almost surely, 2^{170381032881373} is an apocalyptic number.

It is an amenable number.

170381032881373 is a deficient number, since it is larger than the sum of its proper divisors (1).

170381032881373 is an equidigital number, since it uses as much as digits as its factorization.

170381032881373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 170381032881373 in words is "one hundred seventy trillion, three hundred eighty-one billion, thirty-two million, eight hundred eighty-one thousand, three hundred seventy-three".