163342563 has 8 divisors (see below), whose sum is σ = 229252800. Its totient is φ = 103163688.

The previous prime is 163342561. The next prime is 163342577. The reversal of 163342563 is 365243361.

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

It is not a de Polignac number, because 163342563 - 2¹ = 163342561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163342561) 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, 1432773 + ... + 1432886.

It is an arithmetic number, because the mean of its divisors is an integer number (28656600).

Almost surely, 2^163342563 is an apocalyptic number.

163342563 is a deficient number, since it is larger than the sum of its proper divisors (65910237).

163342563 is a wasteful number, since it uses less digits than its factorization.

163342563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2865681.

The product of its digits is 38880, while the sum is 33.

The square root of 163342563 is about 12780.5540959694. The cubic root of 163342563 is about 546.6379620479.

The spelling of 163342563 in words is "one hundred sixty-three million, three hundred forty-two thousand, five hundred sixty-three".