163696361 has 2 divisors, whose sum is σ = 163696362. Its totient is φ = 163696360.

The previous prime is 163696339. The next prime is 163696369.

163696361 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100000000 + 63696361 = 10000^2 + 7981^2 .

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 163696361 - 2⁶ = 163696297 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (163696369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81848180 + 81848181.

It is an arithmetic number, because the mean of its divisors is an integer number (81848181).

Almost surely, 2^163696361 is an apocalyptic number.

It is an amenable number.

163696361 is a deficient number, since it is larger than the sum of its proper divisors (1).

163696361 is an equidigital number, since it uses as much as digits as its factorization.

163696361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 104976, while the sum is 41.

The square root of 163696361 is about 12794.3878712504. The cubic root of 163696361 is about 547.0323478269.

The spelling of 163696361 in words is "one hundred sixty-three million, six hundred ninety-six thousand, three hundred sixty-one".