243432242467 has 2 divisors, whose sum is σ = 243432242468. Its totient is φ = 243432242466.

The previous prime is 243432242419. The next prime is 243432242591. The reversal of 243432242467 is 764242234342.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-243432242467 is a prime.

It is not a weakly prime, because it can be changed into another prime (243433242467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121716121233 + 121716121234.

It is an arithmetic number, because the mean of its divisors is an integer number (121716121234).

Almost surely, 2^243432242467 is an apocalyptic number.

243432242467 is a deficient number, since it is larger than the sum of its proper divisors (1).

243432242467 is an equidigital number, since it uses as much as digits as its factorization.

243432242467 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1548288, while the sum is 43.

The spelling of 243432242467 in words is "two hundred forty-three billion, four hundred thirty-two million, two hundred forty-two thousand, four hundred sixty-seven".