163606361 has 2 divisors, whose sum is σ = 163606362. Its totient is φ = 163606360.

The previous prime is 163606327. The next prime is 163606367.

163606361 is nontrivially palindromic in base 10.

163606361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113635600 + 49970761 = 10660^2 + 7069^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 163606361 - 2¹⁴ = 163589977 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (163606367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81803180 + 81803181.

It is an arithmetic number, because the mean of its divisors is an integer number (81803181).

Almost surely, 2^163606361 is an apocalyptic number.

It is an amenable number.

163606361 is a deficient number, since it is larger than the sum of its proper divisors (1).

163606361 is an equidigital number, since it uses as much as digits as its factorization.

163606361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 163606361 is about 12790.8702205909. The cubic root of 163606361 is about 546.9320769423.

The spelling of 163606361 in words is "one hundred sixty-three million, six hundred six thousand, three hundred sixty-one".