170709041 has 2 divisors, whose sum is σ = 170709042. Its totient is φ = 170709040.

The previous prime is 170709037. The next prime is 170709043. The reversal of 170709041 is 140907071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145709041 + 25000000 = 12071^2 + 5000^2 .

It is an emirp because it is prime and its reverse (140907071) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 170709041 - 2² = 170709037 is a prime.

It is a Sophie Germain prime.

Together with 170709043, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 170708995 and 170709013.

It is not a weakly prime, because it can be changed into another prime (170709043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85354520 + 85354521.

It is an arithmetic number, because the mean of its divisors is an integer number (85354521).

Almost surely, 2^170709041 is an apocalyptic number.

It is an amenable number.

170709041 is a deficient number, since it is larger than the sum of its proper divisors (1).

170709041 is an equidigital number, since it uses as much as digits as its factorization.

170709041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 29.

The square root of 170709041 is about 13065.5669987950. The cubic root of 170709041 is about 554.7349230594.

The spelling of 170709041 in words is "one hundred seventy million, seven hundred nine thousand, forty-one".