163000241009 has 4 divisors (see below), whose sum is σ = 163057296804. Its totient is φ = 162943185216.

The previous prime is 163000240999. The next prime is 163000241011. The reversal of 163000241009 is 900142000361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 145087095409 + 17913145600 = 380903^2 + 133840^2 .

It is a cyclic number.

It is not a de Polignac number, because 163000241009 - 2²⁸ = 162731805553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (163000241029) 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, 28523612 + ... + 28529325.

It is an arithmetic number, because the mean of its divisors is an integer number (40764324201).

Almost surely, 2^163000241009 is an apocalyptic number.

It is an amenable number.

163000241009 is a deficient number, since it is larger than the sum of its proper divisors (57055795).

163000241009 is an equidigital number, since it uses as much as digits as its factorization.

163000241009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57055794.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 163000241009 in words is "one hundred sixty-three billion, two hundred forty-one thousand, nine".