2453043243 has 48 divisors (see below), whose sum is σ = 3911949216. Its totient is φ = 1362493440.

The previous prime is 2453043239. The next prime is 2453043247. The reversal of 2453043243 is 3423403542.

It is an interprime number because it is at equal distance from previous prime (2453043239) and next prime (2453043247).

It is not a de Polignac number, because 2453043243 - 2² = 2453043239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2453043243.

It is not an unprimeable number, because it can be changed into a prime (2453043247) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2126955 + ... + 2128107.

It is an arithmetic number, because the mean of its divisors is an integer number (81498942).

Almost surely, 2^2453043243 is an apocalyptic number.

2453043243 is a deficient number, since it is larger than the sum of its proper divisors (1458905973).

2453043243 is a wasteful number, since it uses less digits than its factorization.

2453043243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564 (or 1557 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 30.

The square root of 2453043243 is about 49528.2065393044. The cubic root of 2453043243 is about 1348.6576951441.

Adding to 2453043243 its reverse (3423403542), we get a palindrome (5876446785).

The spelling of 2453043243 in words is "two billion, four hundred fifty-three million, forty-three thousand, two hundred forty-three".