4240544239 has 2 divisors, whose sum is σ = 4240544240. Its totient is φ = 4240544238.

The previous prime is 4240544213. The next prime is 4240544263. The reversal of 4240544239 is 9324450424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4240544239 - 2¹¹ = 4240542191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4240544198 and 4240544207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4240584239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2120272119 + 2120272120.

It is an arithmetic number, because the mean of its divisors is an integer number (2120272120).

Almost surely, 2^4240544239 is an apocalyptic number.

4240544239 is a deficient number, since it is larger than the sum of its proper divisors (1).

4240544239 is an equidigital number, since it uses as much as digits as its factorization.

4240544239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 4240544239 is about 65119.4612923049. The cubic root of 4240544239 is about 1618.6037147037.

The spelling of 4240544239 in words is "four billion, two hundred forty million, five hundred forty-four thousand, two hundred thirty-nine".