4243233224309 has 2 divisors, whose sum is σ = 4243233224310. Its totient is φ = 4243233224308.

The previous prime is 4243233224299. The next prime is 4243233224359. The reversal of 4243233224309 is 9034223323424.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2273168336209 + 1970064888100 = 1507703^2 + 1403590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4243233224309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4243233224359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2121616612154 + 2121616612155.

It is an arithmetic number, because the mean of its divisors is an integer number (2121616612155).

Almost surely, 2^{4243233224309} is an apocalyptic number.

It is an amenable number.

4243233224309 is a deficient number, since it is larger than the sum of its proper divisors (1).

4243233224309 is an equidigital number, since it uses as much as digits as its factorization.

4243233224309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 41.

The spelling of 4243233224309 in words is "four trillion, two hundred forty-three billion, two hundred thirty-three million, two hundred twenty-four thousand, three hundred nine".