8737243 has 2 divisors, whose sum is σ = 8737244. Its totient is φ = 8737242.

The previous prime is 8737237. The next prime is 8737247. The reversal of 8737243 is 3427378.

8737243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8737243 - 2¹³ = 8729051 is a prime.

8737243 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 8737199 and 8737208.

It is not a weakly prime, because it can be changed into another prime (8737247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4368621 + 4368622.

It is an arithmetic number, because the mean of its divisors is an integer number (4368622).

Almost surely, 2^8737243 is an apocalyptic number.

8737243 is a deficient number, since it is larger than the sum of its proper divisors (1).

8737243 is an equidigital number, since it uses as much as digits as its factorization.

8737243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28224, while the sum is 34.

The square root of 8737243 is about 2955.8827784606. The cubic root of 8737243 is about 205.9640729755.

The spelling of 8737243 in words is "eight million, seven hundred thirty-seven thousand, two hundred forty-three".