2173243367 has 4 divisors (see below), whose sum is σ = 2173514640. Its totient is φ = 2172972096.

The previous prime is 2173243339. The next prime is 2173243403. The reversal of 2173243367 is 7633423712.

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

It is a cyclic number.

It is not a de Polignac number, because 2173243367 - 2¹⁴ = 2173226983 is a prime.

It is a super-3 number, since 3×2173243367³ (a number of 29 digits) contains 333 as substring.

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 2173243367.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2173243307) 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, 123242 + ... + 139767.

It is an arithmetic number, because the mean of its divisors is an integer number (543378660).

Almost surely, 2^2173243367 is an apocalyptic number.

2173243367 is a deficient number, since it is larger than the sum of its proper divisors (271273).

2173243367 is an equidigital number, since it uses as much as digits as its factorization.

2173243367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271272.

The product of its digits is 127008, while the sum is 38.

The square root of 2173243367 is about 46618.0583787013. The cubic root of 2173243367 is about 1295.2972821177.

The spelling of 2173243367 in words is "two billion, one hundred seventy-three million, two hundred forty-three thousand, three hundred sixty-seven".