2253543443 has 8 divisors (see below), whose sum is σ = 2386536768. Its totient is φ = 2120598144.

The previous prime is 2253543437. The next prime is 2253543491. The reversal of 2253543443 is 3443453522.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2253543443 - 2¹⁰ = 2253542419 is a prime.

It is a super-3 number, since 3×2253543443³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2253543403) 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, 138905 + ... + 154277.

It is an arithmetic number, because the mean of its divisors is an integer number (298317096).

Almost surely, 2^2253543443 is an apocalyptic number.

2253543443 is a deficient number, since it is larger than the sum of its proper divisors (132993325).

2253543443 is a wasteful number, since it uses less digits than its factorization.

2253543443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24013.

The product of its digits is 172800, while the sum is 35.

The square root of 2253543443 is about 47471.5013771421. The cubic root of 2253543443 is about 1311.0582213301.

Adding to 2253543443 its reverse (3443453522), we get a palindrome (5696996965).

The spelling of 2253543443 in words is "two billion, two hundred fifty-three million, five hundred forty-three thousand, four hundred forty-three".