2173160453 has 4 divisors (see below), whose sum is σ = 2173479168. Its totient is φ = 2172841740.

The previous prime is 2173160417. The next prime is 2173160461. The reversal of 2173160453 is 3540613712.

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 2173160453 - 2¹⁴ = 2173144069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173160053) 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, 148901 + ... + 162842.

It is an arithmetic number, because the mean of its divisors is an integer number (543369792).

Almost surely, 2^2173160453 is an apocalyptic number.

It is an amenable number.

2173160453 is a deficient number, since it is larger than the sum of its proper divisors (318715).

2173160453 is an equidigital number, since it uses as much as digits as its factorization.

2173160453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318714.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 2173160453 is about 46617.1690796427. The cubic root of 2173160453 is about 1295.2808090977.

The spelling of 2173160453 in words is "two billion, one hundred seventy-three million, one hundred sixty thousand, four hundred fifty-three".