2530513 has 2 divisors, whose sum is σ = 2530514. Its totient is φ = 2530512.

The previous prime is 2530487. The next prime is 2530519. The reversal of 2530513 is 3150352.

2530513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1327104 + 1203409 = 1152^2 + 1097^2 .

It is a cyclic number.

It is not a de Polignac number, because 2530513 - 2⁹ = 2530001 is a prime.

It is not a weakly prime, because it can be changed into another prime (2530519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265256 + 1265257.

It is an arithmetic number, because the mean of its divisors is an integer number (1265257).

2^2530513 is an apocalyptic number.

It is an amenable number.

2530513 is a deficient number, since it is larger than the sum of its proper divisors (1).

2530513 is an equidigital number, since it uses as much as digits as its factorization.

2530513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 19.

The square root of 2530513 is about 1590.7586240533. The cubic root of 2530513 is about 136.2708163353.

Adding to 2530513 its reverse (3150352), we get a palindrome (5680865).

The spelling of 2530513 in words is "two million, five hundred thirty thousand, five hundred thirteen".