5581127 has 4 divisors (see below), whose sum is σ = 5632440. Its totient is φ = 5529816.

The previous prime is 5581091. The next prime is 5581129. The reversal of 5581127 is 7211855.

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

It is a cyclic number.

It is not a de Polignac number, because 5581127 - 2⁸ = 5580871 is a prime.

It is a super-2 number, since 2×5581127² = 62297957180258, which contains 22 as substring.

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 5581127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5581129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25493 + ... + 25710.

It is an arithmetic number, because the mean of its divisors is an integer number (1408110).

Almost surely, 2^5581127 is an apocalyptic number.

5581127 is a deficient number, since it is larger than the sum of its proper divisors (51313).

5581127 is a wasteful number, since it uses less digits than its factorization.

5581127 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51312.

The product of its digits is 2800, while the sum is 29.

The square root of 5581127 is about 2362.4408987316. The cubic root of 5581127 is about 177.3810828163.

The spelling of 5581127 in words is "five million, five hundred eighty-one thousand, one hundred twenty-seven".