5509541 has 4 divisors (see below), whose sum is σ = 5558412. Its totient is φ = 5460672.

The previous prime is 5509453. The next prime is 5509549. The reversal of 5509541 is 1459055.

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

It can be written as a sum of positive squares in 2 ways, for example, as 429025 + 5080516 = 655^2 + 2254^2 .

It is a cyclic number.

It is not a de Polignac number, because 5509541 - 2¹⁴ = 5493157 is a prime.

It is a pancake number, because a pancake can be divided into 5509541 parts by 3319 straight cuts.

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 (5509549) 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, 24266 + ... + 24491.

It is an arithmetic number, because the mean of its divisors is an integer number (1389603).

Almost surely, 2^5509541 is an apocalyptic number.

It is an amenable number.

5509541 is a deficient number, since it is larger than the sum of its proper divisors (48871).

5509541 is a wasteful number, since it uses less digits than its factorization.

5509541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48870.

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 5509541 is about 2347.2411465378. The cubic root of 5509541 is about 176.6194276610.

The spelling of 5509541 in words is "five million, five hundred nine thousand, five hundred forty-one".