7273343243 has 2 divisors, whose sum is σ = 7273343244. Its totient is φ = 7273343242.

The previous prime is 7273343227. The next prime is 7273343251. The reversal of 7273343243 is 3423433727.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7273343243 - 2⁴ = 7273343227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7273343197 and 7273343206.

It is not a weakly prime, because it can be changed into another prime (7273343743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3636671621 + 3636671622.

It is an arithmetic number, because the mean of its divisors is an integer number (3636671622).

Almost surely, 2^7273343243 is an apocalyptic number.

7273343243 is a deficient number, since it is larger than the sum of its proper divisors (1).

7273343243 is an equidigital number, since it uses as much as digits as its factorization.

7273343243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 38.

The square root of 7273343243 is about 85283.8979116222. The cubic root of 7273343243 is about 1937.5133090338.

The spelling of 7273343243 in words is "seven billion, two hundred seventy-three million, three hundred forty-three thousand, two hundred forty-three".