2097002161 has 16 divisors (see below), whose sum is σ = 2289761280. Its totient is φ = 1914485760.

The previous prime is 2097002153. The next prime is 2097002177. The reversal of 2097002161 is 1612007902.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2097002161 - 2³ = 2097002153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2097002191) 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, 31905 + ... + 72193.

It is an arithmetic number, because the mean of its divisors is an integer number (143110080).

Almost surely, 2^2097002161 is an apocalyptic number.

It is an amenable number.

2097002161 is a deficient number, since it is larger than the sum of its proper divisors (192759119).

2097002161 is a wasteful number, since it uses less digits than its factorization.

2097002161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40416.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 2097002161 is about 45793.0361627180. The cubic root of 2097002161 is about 1279.9695144513.

The spelling of 2097002161 in words is "two billion, ninety-seven million, two thousand, one hundred sixty-one".