5539109 has 4 divisors (see below), whose sum is σ = 5563116. Its totient is φ = 5515104.

The previous prime is 5539081. The next prime is 5539123. The reversal of 5539109 is 9019355.

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 1221025 + 4318084 = 1105^2 + 2078^2 .

It is a cyclic number.

It is not a de Polignac number, because 5539109 - 2⁸ = 5538853 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 (5539129) 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, 11654 + ... + 12119.

It is an arithmetic number, because the mean of its divisors is an integer number (1390779).

Almost surely, 2^5539109 is an apocalyptic number.

It is an amenable number.

5539109 is a deficient number, since it is larger than the sum of its proper divisors (24007).

5539109 is a wasteful number, since it uses less digits than its factorization.

5539109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24006.

The product of its (nonzero) digits is 6075, while the sum is 32.

The square root of 5539109 is about 2353.5311767640. The cubic root of 5539109 is about 176.9348180517.

The spelling of 5539109 in words is "five million, five hundred thirty-nine thousand, one hundred nine".