170880473 has 2 divisors, whose sum is σ = 170880474. Its totient is φ = 170880472.

The previous prime is 170880449. The next prime is 170880491. The reversal of 170880473 is 374088071.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161467849 + 9412624 = 12707^2 + 3068^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-170880473 is a prime.

It is not a weakly prime, because it can be changed into another prime (170880403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85440236 + 85440237.

It is an arithmetic number, because the mean of its divisors is an integer number (85440237).

Almost surely, 2^170880473 is an apocalyptic number.

It is an amenable number.

170880473 is a deficient number, since it is larger than the sum of its proper divisors (1).

170880473 is an equidigital number, since it uses as much as digits as its factorization.

170880473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 170880473 is about 13072.1258026382. The cubic root of 170880473 is about 554.9205556822.

The spelling of 170880473 in words is "one hundred seventy million, eight hundred eighty thousand, four hundred seventy-three".