2439270641 has 2 divisors, whose sum is σ = 2439270642. Its totient is φ = 2439270640.

The previous prime is 2439270611. The next prime is 2439270643. The reversal of 2439270641 is 1460729342.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2399530225 + 39740416 = 48985^2 + 6304^2 .

It is a cyclic number.

It is not a de Polignac number, because 2439270641 - 2⁶ = 2439270577 is a prime.

Together with 2439270643, 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 = 2439270595 and 2439270604.

It is not a weakly prime, because it can be changed into another prime (2439270643) 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, 1219635320 + 1219635321.

It is an arithmetic number, because the mean of its divisors is an integer number (1219635321).

Almost surely, 2^2439270641 is an apocalyptic number.

It is an amenable number.

2439270641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2439270641 is an equidigital number, since it uses as much as digits as its factorization.

2439270641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 38.

The square root of 2439270641 is about 49388.9728684450. The cubic root of 2439270641 is about 1346.1289454967.

Adding to 2439270641 its reverse (1460729342), we get a palindrome (3899999983).

The spelling of 2439270641 in words is "two billion, four hundred thirty-nine million, two hundred seventy thousand, six hundred forty-one".