2507513 has 4 divisors (see below), whose sum is σ = 2537808. Its totient is φ = 2477220.

The previous prime is 2507489. The next prime is 2507567. The reversal of 2507513 is 3157052.

2507513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2507513 - 2¹⁰ = 2506489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2507213) 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 in 3 ways as a sum of consecutive naturals, for example, 15023 + ... + 15188.

It is an arithmetic number, because the mean of its divisors is an integer number (634452).

2^2507513 is an apocalyptic number.

It is an amenable number.

2507513 is a deficient number, since it is larger than the sum of its proper divisors (30295).

2507513 is an equidigital number, since it uses as much as digits as its factorization.

2507513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30294.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 2507513 is about 1583.5128670143. The cubic root of 2507513 is about 135.8567009952.

The spelling of 2507513 in words is "two million, five hundred seven thousand, five hundred thirteen".