163320412 has 6 divisors (see below), whose sum is σ = 285810728. Its totient is φ = 81660204.

The previous prime is 163320403. The next prime is 163320433. The reversal of 163320412 is 214023361.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20415048 + ... + 20415055.

Almost surely, 2^163320412 is an apocalyptic number.

It is an amenable number.

163320412 is a deficient number, since it is larger than the sum of its proper divisors (122490316).

163320412 is a wasteful number, since it uses less digits than its factorization.

163320412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40830107 (or 40830105 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 163320412 is about 12779.6874766169. The cubic root of 163320412 is about 546.6132509445.

Adding to 163320412 its reverse (214023361), we get a palindrome (377343773).

The spelling of 163320412 in words is "one hundred sixty-three million, three hundred twenty thousand, four hundred twelve".