9054509 has 4 divisors (see below), whose sum is σ = 9063516. Its totient is φ = 9045504.

The previous prime is 9054499. The next prime is 9054533.

9054509 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3052009 + 6002500 = 1747^2 + 2450^2 .

It is a cyclic number.

It is not a de Polignac number, because 9054509 - 2¹² = 9050413 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9054569) 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, 2774 + ... + 5079.

It is an arithmetic number, because the mean of its divisors is an integer number (2265879).

Almost surely, 2^9054509 is an apocalyptic number.

It is an amenable number.

9054509 is a deficient number, since it is larger than the sum of its proper divisors (9007).

9054509 is a wasteful number, since it uses less digits than its factorization.

9054509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9006.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 9054509 is about 3009.0711191329. The cubic root of 9054509 is about 208.4274754613.

Adding to 9054509 its product of nonzero digits (8100), we get a palindrome (9062609).

Subtracting from 9054509 its product of nonzero digits (8100), we obtain a palindrome (9046409).

The spelling of 9054509 in words is "nine million, fifty-four thousand, five hundred nine".