163044001 has 4 divisors (see below), whose sum is σ = 163233792. Its totient is φ = 162854212.

The previous prime is 163043999. The next prime is 163044017. The reversal of 163044001 is 100440361.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 163044001 - 2¹ = 163043999 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 163044001.

It is not an unprimeable number, because it can be changed into a prime (163044601) 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, 93601 + ... + 95326.

It is an arithmetic number, because the mean of its divisors is an integer number (40808448).

Almost surely, 2^163044001 is an apocalyptic number.

It is an amenable number.

163044001 is a deficient number, since it is larger than the sum of its proper divisors (189791).

163044001 is an equidigital number, since it uses as much as digits as its factorization.

163044001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189790.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 163044001 is about 12768.8684306794. The cubic root of 163044001 is about 546.3047056523.

Adding to 163044001 its reverse (100440361), we get a palindrome (263484362).

The spelling of 163044001 in words is "one hundred sixty-three million, forty-four thousand, one".