2530847309 has 2 divisors, whose sum is σ = 2530847310. Its totient is φ = 2530847308.

The previous prime is 2530847279. The next prime is 2530847339. The reversal of 2530847309 is 9037480352.

It is a balanced prime because it is at equal distance from previous prime (2530847279) and next prime (2530847339).

It can be written as a sum of positive squares in only one way, i.e., 1614271684 + 916575625 = 40178^2 + 30275^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530847309 - 2²⁴ = 2514070093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2530847339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265423654 + 1265423655.

It is an arithmetic number, because the mean of its divisors is an integer number (1265423655).

Almost surely, 2^2530847309 is an apocalyptic number.

It is an amenable number.

2530847309 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530847309 is an equidigital number, since it uses as much as digits as its factorization.

2530847309 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 2530847309 is about 50307.5273592332. The cubic root of 2530847309 is about 1362.7681703608.

The spelling of 2530847309 in words is "two billion, five hundred thirty million, eight hundred forty-seven thousand, three hundred nine".