163601107 has 2 divisors, whose sum is σ = 163601108. Its totient is φ = 163601106.

The previous prime is 163601099. The next prime is 163601117. The reversal of 163601107 is 701106361.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163601107 - 2³ = 163601099 is a prime.

It is not a weakly prime, because it can be changed into another prime (163601117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81800553 + 81800554.

It is an arithmetic number, because the mean of its divisors is an integer number (81800554).

Almost surely, 2^163601107 is an apocalyptic number.

163601107 is a deficient number, since it is larger than the sum of its proper divisors (1).

163601107 is an equidigital number, since it uses as much as digits as its factorization.

163601107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 163601107 is about 12790.6648380762. The cubic root of 163601107 is about 546.9262222150.

Adding to 163601107 its reverse (701106361), we get a palindrome (864707468).

The spelling of 163601107 in words is "one hundred sixty-three million, six hundred one thousand, one hundred seven".