163373361 has 8 divisors (see below), whose sum is σ = 218439360. Its totient is φ = 108611472.

The previous prime is 163373339. The next prime is 163373369.

163373361 is nontrivially palindromic in base 10.

163373361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 163373361 - 2¹⁹ = 162849073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163373369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74770 + ... + 76923.

It is an arithmetic number, because the mean of its divisors is an integer number (27304920).

Almost surely, 2^163373361 is an apocalyptic number.

It is an amenable number.

163373361 is a deficient number, since it is larger than the sum of its proper divisors (55065999).

163373361 is a wasteful number, since it uses less digits than its factorization.

163373361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152055.

The product of its digits is 20412, while the sum is 33.

The square root of 163373361 is about 12781.7589165185. The cubic root of 163373361 is about 546.6723158168.

The spelling of 163373361 in words is "one hundred sixty-three million, three hundred seventy-three thousand, three hundred sixty-one".