163361404 has 12 divisors (see below), whose sum is σ = 287595504. Its totient is φ = 81191264.

The previous prime is 163361377. The next prime is 163361417. The reversal of 163361404 is 404163361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121609 + ... + 122944.

It is an arithmetic number, because the mean of its divisors is an integer number (23966292).

Almost surely, 2^163361404 is an apocalyptic number.

It is an amenable number.

163361404 is a deficient number, since it is larger than the sum of its proper divisors (124234100).

163361404 is a wasteful number, since it uses less digits than its factorization.

163361404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244724 (or 244722 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 163361404 is about 12781.2911710828. The cubic root of 163361404 is about 546.6589788396.

The spelling of 163361404 in words is "one hundred sixty-three million, three hundred sixty-one thousand, four hundred four".