163345542 has 8 divisors (see below), whose sum is σ = 326691096. Its totient is φ = 54448512.

The previous prime is 163345513. The next prime is 163345543. The reversal of 163345542 is 245543361.

163345542 is digitally balanced in base 2 and base 3, because in such bases 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.

163345542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163345543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13612123 + ... + 13612134.

It is an arithmetic number, because the mean of its divisors is an integer number (40836387).

Almost surely, 2^163345542 is an apocalyptic number.

163345542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163345542 is a wasteful number, since it uses less digits than its factorization.

163345542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27224262.

The product of its digits is 43200, while the sum is 33.

The square root of 163345542 is about 12780.6706396808. The cubic root of 163345542 is about 546.6412851756.

The spelling of 163345542 in words is "one hundred sixty-three million, three hundred forty-five thousand, five hundred forty-two".