4505513 has 4 divisors (see below), whose sum is σ = 4509840. Its totient is φ = 4501188.

The previous prime is 4505503. The next prime is 4505533. The reversal of 4505513 is 3155054.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4505513 - 2⁸ = 4505257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4505503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458 + ... + 3036.

It is an arithmetic number, because the mean of its divisors is an integer number (1127460).

Almost surely, 2^4505513 is an apocalyptic number.

It is an amenable number.

4505513 is a deficient number, since it is larger than the sum of its proper divisors (4327).

4505513 is a wasteful number, since it uses less digits than its factorization.

4505513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 4505513 is about 2122.6193723793. The cubic root of 4505513 is about 165.1637553936.

The spelling of 4505513 in words is "four million, five hundred five thousand, five hundred thirteen".