5715239 has 2 divisors, whose sum is σ = 5715240. Its totient is φ = 5715238.

The previous prime is 5715221. The next prime is 5715251. The reversal of 5715239 is 9325175.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5715239 - 2²⁰ = 4666663 is a prime.

It is a Sophie Germain prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5715209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2857619 + 2857620.

It is an arithmetic number, because the mean of its divisors is an integer number (2857620).

Almost surely, 2^5715239 is an apocalyptic number.

5715239 is a deficient number, since it is larger than the sum of its proper divisors (1).

5715239 is an equidigital number, since it uses as much as digits as its factorization.

5715239 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9450, while the sum is 32.

The square root of 5715239 is about 2390.6566043663. The cubic root of 5715239 is about 178.7906481637.

The spelling of 5715239 in words is "five million, seven hundred fifteen thousand, two hundred thirty-nine".