243104353927 has 2 divisors, whose sum is σ = 243104353928. Its totient is φ = 243104353926.

The previous prime is 243104353913. The next prime is 243104353939. The reversal of 243104353927 is 729353401342.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243104353927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243104353627) 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, 121552176963 + 121552176964.

It is an arithmetic number, because the mean of its divisors is an integer number (121552176964).

Almost surely, 2^243104353927 is an apocalyptic number.

243104353927 is a deficient number, since it is larger than the sum of its proper divisors (1).

243104353927 is an equidigital number, since it uses as much as digits as its factorization.

243104353927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 243104353927 in words is "two hundred forty-three billion, one hundred four million, three hundred fifty-three thousand, nine hundred twenty-seven".