8542459 has 2 divisors, whose sum is σ = 8542460. Its totient is φ = 8542458.

The previous prime is 8542451. The next prime is 8542463. The reversal of 8542459 is 9542458.

8542459 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 8542459 - 2³ = 8542451 is a prime.

8542459 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (8542451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4271229 + 4271230.

It is an arithmetic number, because the mean of its divisors is an integer number (4271230).

Almost surely, 2^8542459 is an apocalyptic number.

8542459 is a deficient number, since it is larger than the sum of its proper divisors (1).

8542459 is an equidigital number, since it uses as much as digits as its factorization.

8542459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 57600, while the sum is 37.

The square root of 8542459 is about 2922.7485351976. The cubic root of 8542459 is about 204.4220006496.

Subtracting 8542459 from its reverse (9542458), we obtain a palindrome (999999).

The spelling of 8542459 in words is "eight million, five hundred forty-two thousand, four hundred fifty-nine".