4505342243 has 4 divisors (see below), whose sum is σ = 4610117688. Its totient is φ = 4400566800.

The previous prime is 4505342239. The next prime is 4505342267. The reversal of 4505342243 is 3422435054.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3422435054 = 2 ⋅1711217527.

It is a cyclic number.

It is not a de Polignac number, because 4505342243 - 2² = 4505342239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4505342273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52387658 + ... + 52387743.

It is an arithmetic number, because the mean of its divisors is an integer number (1152529422).

Almost surely, 2^4505342243 is an apocalyptic number.

4505342243 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4505342243 is a deficient number, since it is larger than the sum of its proper divisors (104775445).

4505342243 is a wasteful number, since it uses less digits than its factorization.

4505342243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104775444.

The product of its (nonzero) digits is 57600, while the sum is 32.

The square root of 4505342243 is about 67121.8462424865. The cubic root of 4505342243 is about 1651.6166882222.

Adding to 4505342243 its reverse (3422435054), we get a palindrome (7927777297).

The spelling of 4505342243 in words is "four billion, five hundred five million, three hundred forty-two thousand, two hundred forty-three".