4515454209 has 16 divisors (see below), whose sum is σ = 7040709632. Its totient is φ = 2520253008.

The previous prime is 4515454159. The next prime is 4515454217. The reversal of 4515454209 is 9024545154.

It is not a de Polignac number, because 4515454209 - 2¹³ = 4515446017 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4515455209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2499349 + ... + 2501154.

It is an arithmetic number, because the mean of its divisors is an integer number (440044352).

Almost surely, 2^4515454209 is an apocalyptic number.

It is an amenable number.

4515454209 is a deficient number, since it is larger than the sum of its proper divisors (2525255423).

4515454209 is a wasteful number, since it uses less digits than its factorization.

4515454209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5000556.

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 4515454209 is about 67197.1294699409. The cubic root of 4515454209 is about 1652.8514159145.

The spelling of 4515454209 in words is "four billion, five hundred fifteen million, four hundred fifty-four thousand, two hundred nine".