163489001 has 16 divisors (see below), whose sum is σ = 179156544. Its totient is φ = 148284864.

The previous prime is 163488989. The next prime is 163489013. The reversal of 163489001 is 100984361.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (163488989) and next prime (163489013).

It is not a de Polignac number, because 163489001 - 2⁶ = 163488937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163489031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 298610 + ... + 299156.

It is an arithmetic number, because the mean of its divisors is an integer number (11197284).

Almost surely, 2^163489001 is an apocalyptic number.

It is an amenable number.

163489001 is a deficient number, since it is larger than the sum of its proper divisors (15667543).

163489001 is a wasteful number, since it uses less digits than its factorization.

163489001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 163489001 is about 12786.2817503761. The cubic root of 163489001 is about 546.8012684532.

The spelling of 163489001 in words is "one hundred sixty-three million, four hundred eighty-nine thousand, one".