4315439 has 2 divisors, whose sum is σ = 4315440. Its totient is φ = 4315438.

The previous prime is 4315411. The next prime is 4315453. The reversal of 4315439 is 9345134.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4315439 - 2⁸ = 4315183 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4315469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2157719 + 2157720.

It is an arithmetic number, because the mean of its divisors is an integer number (2157720).

Almost surely, 2^4315439 is an apocalyptic number.

4315439 is a deficient number, since it is larger than the sum of its proper divisors (1).

4315439 is an equidigital number, since it uses as much as digits as its factorization.

4315439 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480, while the sum is 29.

The square root of 4315439 is about 2077.3634732516. The cubic root of 4315439 is about 162.8077198737.

The spelling of 4315439 in words is "four million, three hundred fifteen thousand, four hundred thirty-nine".