243233223743 has 2 divisors, whose sum is σ = 243233223744. Its totient is φ = 243233223742.

The previous prime is 243233223683. The next prime is 243233223769. The reversal of 243233223743 is 347322332342.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 243233223743 - 2²⁰ = 243232175167 is a prime.

It is a super-2 number, since 2×243233223743² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243233223697 and 243233223706.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243233223043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121616611871 + 121616611872.

It is an arithmetic number, because the mean of its divisors is an integer number (121616611872).

Almost surely, 2^243233223743 is an apocalyptic number.

243233223743 is a deficient number, since it is larger than the sum of its proper divisors (1).

243233223743 is an equidigital number, since it uses as much as digits as its factorization.

243233223743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 38.

The spelling of 243233223743 in words is "two hundred forty-three billion, two hundred thirty-three million, two hundred twenty-three thousand, seven hundred forty-three".