2243543023 has 8 divisors (see below), whose sum is σ = 2379199392. Its totient is φ = 2108295936.

The previous prime is 2243542991. The next prime is 2243543033. The reversal of 2243543023 is 3203453422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2243543023 - 2⁵ = 2243542991 is a prime.

It is a super-4 number, since 4×2243543023⁴ (a number of 39 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2243542982 and 2243543000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243543033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90990 + ... + 112987.

It is an arithmetic number, because the mean of its divisors is an integer number (297399924).

Almost surely, 2^2243543023 is an apocalyptic number.

2243543023 is a deficient number, since it is larger than the sum of its proper divisors (135656369).

2243543023 is a wasteful number, since it uses less digits than its factorization.

2243543023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204641.

The product of its (nonzero) digits is 17280, while the sum is 28.

The square root of 2243543023 is about 47366.0534877036. The cubic root of 2243543023 is about 1309.1160096801.

Adding to 2243543023 its reverse (3203453422), we get a palindrome (5446996445).

The spelling of 2243543023 in words is "two billion, two hundred forty-three million, five hundred forty-three thousand, twenty-three".