163253601 has 48 divisors (see below), whose sum is σ = 286850304. Its totient is φ = 87340032.

The previous prime is 163253599. The next prime is 163253611. The reversal of 163253601 is 106352361.

163253601 is a `hidden beast` number, since 1 + 6 + 3 + 2 + 53 + 601 = 666.

163253601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 163253601 - 2¹ = 163253599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (163253611) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 334980 + ... + 335466.

It is an arithmetic number, because the mean of its divisors is an integer number (5976048).

Almost surely, 2^163253601 is an apocalyptic number.

It is an amenable number.

163253601 is a deficient number, since it is larger than the sum of its proper divisors (123596703).

163253601 is a wasteful number, since it uses less digits than its factorization.

163253601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830 (or 827 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 163253601 is about 12777.0732564230. The cubic root of 163253601 is about 546.5387047229.

The spelling of 163253601 in words is "one hundred sixty-three million, two hundred fifty-three thousand, six hundred one".