163303361 has 8 divisors (see below), whose sum is σ = 176569344. Its totient is φ = 150138000.

The previous prime is 163303351. The next prime is 163303363.

163303361 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163303361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 163303361.

It is not an unprimeable number, because it can be changed into a prime (163303363) 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 7 ways as a sum of consecutive naturals, for example, 21761 + ... + 28286.

It is an arithmetic number, because the mean of its divisors is an integer number (22071168).

Almost surely, 2^163303361 is an apocalyptic number.

It is an amenable number.

163303361 is a deficient number, since it is larger than the sum of its proper divisors (13265983).

163303361 is a wasteful number, since it uses less digits than its factorization.

163303361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50311.

The product of its (nonzero) digits is 2916, while the sum is 26.

The square root of 163303361 is about 12779.0203458638. The cubic root of 163303361 is about 546.5942277520.

It can be divided in two parts, 16330 and 3361, that added together give a palindrome (19691).

The spelling of 163303361 in words is "one hundred sixty-three million, three hundred three thousand, three hundred sixty-one".