243352154125111 has 2 divisors, whose sum is σ = 243352154125112. Its totient is φ = 243352154125110.

The previous prime is 243352154124983. The next prime is 243352154125147. The reversal of 243352154125111 is 111521451253342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243352154125111 - 2⁷ = 243352154124983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243352154125411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121676077062555 + 121676077062556.

It is an arithmetic number, because the mean of its divisors is an integer number (121676077062556).

Almost surely, 2^{243352154125111} is an apocalyptic number.

243352154125111 is a deficient number, since it is larger than the sum of its proper divisors (1).

243352154125111 is an equidigital number, since it uses as much as digits as its factorization.

243352154125111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144000, while the sum is 40.

The spelling of 243352154125111 in words is "two hundred forty-three trillion, three hundred fifty-two billion, one hundred fifty-four million, one hundred twenty-five thousand, one hundred eleven".