4457513 has 4 divisors (see below), whose sum is σ = 4499280. Its totient is φ = 4415748.

The previous prime is 4457507. The next prime is 4457539. The reversal of 4457513 is 3157544.

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 4457513 - 2⁶ = 4457449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4457543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20723 + ... + 20936.

It is an arithmetic number, because the mean of its divisors is an integer number (1124820).

Almost surely, 2^4457513 is an apocalyptic number.

It is an amenable number.

4457513 is a deficient number, since it is larger than the sum of its proper divisors (41767).

4457513 is a wasteful number, since it uses less digits than its factorization.

4457513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41766.

The product of its digits is 8400, while the sum is 29.

The square root of 4457513 is about 2111.2823117717. The cubic root of 4457513 is about 164.5751297447.

The spelling of 4457513 in words is "four million, four hundred fifty-seven thousand, five hundred thirteen".