243424002319 has 2 divisors, whose sum is σ = 243424002320. Its totient is φ = 243424002318.

The previous prime is 243424002317. The next prime is 243424002323. The reversal of 243424002319 is 913200424342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243424002319 - 2¹ = 243424002317 is a prime.

It is a super-2 number, since 2×243424002319² (a number of 24 digits) contains 22 as substring.

Together with 243424002317, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243424002317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121712001159 + 121712001160.

It is an arithmetic number, because the mean of its divisors is an integer number (121712001160).

Almost surely, 2^243424002319 is an apocalyptic number.

243424002319 is a deficient number, since it is larger than the sum of its proper divisors (1).

243424002319 is an equidigital number, since it uses as much as digits as its factorization.

243424002319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 34.

The spelling of 243424002319 in words is "two hundred forty-three billion, four hundred twenty-four million, two thousand, three hundred nineteen".