243233104427 has 2 divisors, whose sum is σ = 243233104428. Its totient is φ = 243233104426.

The previous prime is 243233104397. The next prime is 243233104511. The reversal of 243233104427 is 724401332342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243233104427 - 2⁸ = 243233104171 is a prime.

It is not a weakly prime, because it can be changed into another prime (243233107427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121616552213 + 121616552214.

It is an arithmetic number, because the mean of its divisors is an integer number (121616552214).

Almost surely, 2^243233104427 is an apocalyptic number.

243233104427 is a deficient number, since it is larger than the sum of its proper divisors (1).

243233104427 is an equidigital number, since it uses as much as digits as its factorization.

243233104427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96768, while the sum is 35.

Adding to 243233104427 its reverse (724401332342), we get a palindrome (967634436769).

The spelling of 243233104427 in words is "two hundred forty-three billion, two hundred thirty-three million, one hundred four thousand, four hundred twenty-seven".