163343361 has 32 divisors (see below), whose sum is σ = 245289600. Its totient is φ = 96076800.

The previous prime is 163343359. The next prime is 163343393.

163343361 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 163343361 - 2¹ = 163343359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163343351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97035 + ... + 98703.

It is an arithmetic number, because the mean of its divisors is an integer number (7665300).

Almost surely, 2^163343361 is an apocalyptic number.

It is an amenable number.

163343361 is a deficient number, since it is larger than the sum of its proper divisors (81946239).

163343361 is a wasteful number, since it uses less digits than its factorization.

163343361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1809.

The product of its digits is 11664, while the sum is 30.

The square root of 163343361 is about 12780.5853152350. The cubic root of 163343361 is about 546.6388522351.

The spelling of 163343361 in words is "one hundred sixty-three million, three hundred forty-three thousand, three hundred sixty-one".