4313539 has 2 divisors, whose sum is σ = 4313540. Its totient is φ = 4313538.

The previous prime is 4313531. The next prime is 4313579. The reversal of 4313539 is 9353134.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4313539 - 2³ = 4313531 is a prime.

It is a Chen prime.

4313539 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4313531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2156769 + 2156770.

It is an arithmetic number, because the mean of its divisors is an integer number (2156770).

Almost surely, 2^4313539 is an apocalyptic number.

4313539 is a deficient number, since it is larger than the sum of its proper divisors (1).

4313539 is an equidigital number, since it uses as much as digits as its factorization.

4313539 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 28.

The square root of 4313539 is about 2076.9061124663. The cubic root of 4313539 is about 162.7838227239.

The spelling of 4313539 in words is "four million, three hundred thirteen thousand, five hundred thirty-nine".