243055413043 has 2 divisors, whose sum is σ = 243055413044. Its totient is φ = 243055413042.

The previous prime is 243055413011. The next prime is 243055413061. The reversal of 243055413043 is 340314550342.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243055413043 - 2⁵ = 243055413011 is a prime.

It is not a weakly prime, because it can be changed into another prime (243055413443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121527706521 + 121527706522.

It is an arithmetic number, because the mean of its divisors is an integer number (121527706522).

Almost surely, 2^243055413043 is an apocalyptic number.

243055413043 is a deficient number, since it is larger than the sum of its proper divisors (1).

243055413043 is an equidigital number, since it uses as much as digits as its factorization.

243055413043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 243055413043 its reverse (340314550342), we get a palindrome (583369963385).

The spelling of 243055413043 in words is "two hundred forty-three billion, fifty-five million, four hundred thirteen thousand, forty-three".