243079896911 has 2 divisors, whose sum is σ = 243079896912. Its totient is φ = 243079896910.

The previous prime is 243079896901. The next prime is 243079896949. The reversal of 243079896911 is 119698970342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243079896911 - 2²⁶ = 243012788047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243079896901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121539948455 + 121539948456.

It is an arithmetic number, because the mean of its divisors is an integer number (121539948456).

Almost surely, 2^243079896911 is an apocalyptic number.

243079896911 is a deficient number, since it is larger than the sum of its proper divisors (1).

243079896911 is an equidigital number, since it uses as much as digits as its factorization.

243079896911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5878656, while the sum is 59.

The spelling of 243079896911 in words is "two hundred forty-three billion, seventy-nine million, eight hundred ninety-six thousand, nine hundred eleven".