2530426609 has 2 divisors, whose sum is σ = 2530426610. Its totient is φ = 2530426608.

The previous prime is 2530426603. The next prime is 2530426649. The reversal of 2530426609 is 9066240352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1756029025 + 774397584 = 41905^2 + 27828^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530426609 - 2⁹ = 2530426097 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530426603) 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, 1265213304 + 1265213305.

It is an arithmetic number, because the mean of its divisors is an integer number (1265213305).

Almost surely, 2^2530426609 is an apocalyptic number.

It is an amenable number.

2530426609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530426609 is an equidigital number, since it uses as much as digits as its factorization.

2530426609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 2530426609 is about 50303.3459026336. The cubic root of 2530426609 is about 1362.6926556854.

The spelling of 2530426609 in words is "two billion, five hundred thirty million, four hundred twenty-six thousand, six hundred nine".