170422061 has 2 divisors, whose sum is σ = 170422062. Its totient is φ = 170422060.

The previous prime is 170422051. The next prime is 170422079. The reversal of 170422061 is 160224071.

170422061 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 146264836 + 24157225 = 12094^2 + 4915^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-170422061 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (170422051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85211030 + 85211031.

It is an arithmetic number, because the mean of its divisors is an integer number (85211031).

Almost surely, 2^170422061 is an apocalyptic number.

It is an amenable number.

170422061 is a deficient number, since it is larger than the sum of its proper divisors (1).

170422061 is an equidigital number, since it uses as much as digits as its factorization.

170422061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 170422061 is about 13054.5800775054. The cubic root of 170422061 is about 554.4238926258.

The spelling of 170422061 in words is "one hundred seventy million, four hundred twenty-two thousand, sixty-one".