8554243 has 2 divisors, whose sum is σ = 8554244. Its totient is φ = 8554242.

The previous prime is 8554223. The next prime is 8554261. The reversal of 8554243 is 3424558.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8554243 - 2²¹ = 6457091 is a prime.

It is not a weakly prime, because it can be changed into another prime (8554223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4277121 + 4277122.

It is an arithmetic number, because the mean of its divisors is an integer number (4277122).

Almost surely, 2^8554243 is an apocalyptic number.

8554243 is a deficient number, since it is larger than the sum of its proper divisors (1).

8554243 is an equidigital number, since it uses as much as digits as its factorization.

8554243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 19200, while the sum is 31.

The square root of 8554243 is about 2924.7637511430. The cubic root of 8554243 is about 204.5159549407.

The spelling of 8554243 in words is "eight million, five hundred fifty-four thousand, two hundred forty-three".