163484197 has 2 divisors, whose sum is σ = 163484198. Its totient is φ = 163484196.

The previous prime is 163484177. The next prime is 163484213. The reversal of 163484197 is 791484361.

163484197 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., 163481796 + 2401 = 12786^2 + 49^2 .

It is an emirp because it is prime and its reverse (791484361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 163484197 - 2¹⁵ = 163451429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163484117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81742098 + 81742099.

It is an arithmetic number, because the mean of its divisors is an integer number (81742099).

Almost surely, 2^163484197 is an apocalyptic number.

It is an amenable number.

163484197 is a deficient number, since it is larger than the sum of its proper divisors (1).

163484197 is an equidigital number, since it uses as much as digits as its factorization.

163484197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 43.

The square root of 163484197 is about 12786.0938914119. The cubic root of 163484197 is about 546.7959126209.

The spelling of 163484197 in words is "one hundred sixty-three million, four hundred eighty-four thousand, one hundred ninety-seven".