163553201 has 8 divisors (see below), whose sum is σ = 186998784. Its totient is φ = 140127840.

The previous prime is 163553129. The next prime is 163553219. The reversal of 163553201 is 102355361.

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

It is a cyclic number.

It is not a de Polignac number, because 163553201 - 2¹⁴ = 163536817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163553101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21821 + ... + 28341.

It is an arithmetic number, because the mean of its divisors is an integer number (23374848).

Almost surely, 2^163553201 is an apocalyptic number.

It is an amenable number.

163553201 is a deficient number, since it is larger than the sum of its proper divisors (23445583).

163553201 is an equidigital number, since it uses as much as digits as its factorization.

163553201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 163553201 is about 12788.7920070662. The cubic root of 163553201 is about 546.8728329971.

The spelling of 163553201 in words is "one hundred sixty-three million, five hundred fifty-three thousand, two hundred one".