2530501513 has 2 divisors, whose sum is σ = 2530501514. Its totient is φ = 2530501512.

The previous prime is 2530501507. The next prime is 2530501541. The reversal of 2530501513 is 3151050352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2407668624 + 122832889 = 49068^2 + 11083^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2530501513 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530501583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265250756 + 1265250757.

It is an arithmetic number, because the mean of its divisors is an integer number (1265250757).

Almost surely, 2^2530501513 is an apocalyptic number.

It is an amenable number.

2530501513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530501513 is an equidigital number, since it uses as much as digits as its factorization.

2530501513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 2530501513 is about 50304.0904201636. The cubic root of 2530501513 is about 1362.7061013923.

Adding to 2530501513 its reverse (3151050352), we get a palindrome (5681551865).

The spelling of 2530501513 in words is "two billion, five hundred thirty million, five hundred one thousand, five hundred thirteen".