163346101 has 4 divisors (see below), whose sum is σ = 163372012. Its totient is φ = 163320192.

The previous prime is 163346089. The next prime is 163346107. The reversal of 163346101 is 101643361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 101643361 = 3659 ⋅27779.

It can be written as a sum of positive squares in 2 ways, for example, as 55726225 + 107619876 = 7465^2 + 10374^2 .

It is a cyclic number.

It is not a de Polignac number, because 163346101 - 2¹⁵ = 163313333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163346107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3301 + ... + 18373.

It is an arithmetic number, because the mean of its divisors is an integer number (40843003).

Almost surely, 2^163346101 is an apocalyptic number.

It is an amenable number.

163346101 is a deficient number, since it is larger than the sum of its proper divisors (25911).

163346101 is a wasteful number, since it uses less digits than its factorization.

163346101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25910.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 163346101 is about 12780.6925086241. The cubic root of 163346101 is about 546.6419087456.

Adding to 163346101 its reverse (101643361), we get a palindrome (264989462).

The spelling of 163346101 in words is "one hundred sixty-three million, three hundred forty-six thousand, one hundred one".