5549311 has 4 divisors (see below), whose sum is σ = 5841400. Its totient is φ = 5257224.

The previous prime is 5549303. The next prime is 5549339. The reversal of 5549311 is 1139455.

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

It is not a de Polignac number, because 5549311 - 2³ = 5549303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5549311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5549381) 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, 146016 + ... + 146053.

It is an arithmetic number, because the mean of its divisors is an integer number (1460350).

Almost surely, 2^5549311 is an apocalyptic number.

5549311 is the 1054-th centered decagonal number.

5549311 is a deficient number, since it is larger than the sum of its proper divisors (292089).

5549311 is a wasteful number, since it uses less digits than its factorization.

5549311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292088.

The product of its digits is 2700, while the sum is 28.

The square root of 5549311 is about 2355.6975612332. The cubic root of 5549311 is about 177.0433783475.

The spelling of 5549311 in words is "five million, five hundred forty-nine thousand, three hundred eleven".