170107109 has 2 divisors, whose sum is σ = 170107110. Its totient is φ = 170107108.

The previous prime is 170107079. The next prime is 170107123. The reversal of 170107109 is 901701071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165842884 + 4264225 = 12878^2 + 2065^2 .

It is a cyclic number.

It is not a de Polignac number, because 170107109 - 2¹² = 170103013 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170107159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85053554 + 85053555.

It is an arithmetic number, because the mean of its divisors is an integer number (85053555).

Almost surely, 2^170107109 is an apocalyptic number.

It is an amenable number.

170107109 is a deficient number, since it is larger than the sum of its proper divisors (1).

170107109 is an equidigital number, since it uses as much as digits as its factorization.

170107109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 441, while the sum is 26.

The square root of 170107109 is about 13042.5116062820. The cubic root of 170107109 is about 554.0821438493.

The spelling of 170107109 in words is "one hundred seventy million, one hundred seven thousand, one hundred nine".