4668539 has 2 divisors, whose sum is σ = 4668540. Its totient is φ = 4668538.

The previous prime is 4668529. The next prime is 4668541. The reversal of 4668539 is 9358664.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4668539 - 2⁸ = 4668283 is a prime.

Together with 4668541, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4668496 and 4668505.

It is not a weakly prime, because it can be changed into another prime (4668529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2334269 + 2334270.

It is an arithmetic number, because the mean of its divisors is an integer number (2334270).

Almost surely, 2^4668539 is an apocalyptic number.

4668539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4668539 is an equidigital number, since it uses as much as digits as its factorization.

4668539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 41.

The square root of 4668539 is about 2160.6802169687. The cubic root of 4668539 is about 167.1322771411.

The spelling of 4668539 in words is "four million, six hundred sixty-eight thousand, five hundred thirty-nine".