4505903 has 4 divisors (see below), whose sum is σ = 4519848. Its totient is φ = 4491960.

The previous prime is 4505899. The next prime is 4505929. The reversal of 4505903 is 3095054.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4505903 - 2² = 4505899 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4505993) 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, 6476 + ... + 7137.

It is an arithmetic number, because the mean of its divisors is an integer number (1129962).

Almost surely, 2^4505903 is an apocalyptic number.

4505903 is a deficient number, since it is larger than the sum of its proper divisors (13945).

4505903 is a wasteful number, since it uses less digits than its factorization.

4505903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13944.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 4505903 is about 2122.7112380161. The cubic root of 4505903 is about 165.1685208152.

The spelling of 4505903 in words is "four million, five hundred five thousand, nine hundred three".