5509131 has 8 divisors (see below), whose sum is σ = 7356480. Its totient is φ = 3667272.

The previous prime is 5509111. The next prime is 5509151. The reversal of 5509131 is 1319055.

It is an interprime number because it is at equal distance from previous prime (5509111) and next prime (5509151).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5509131 - 2⁵ = 5509099 is a prime.

It is a super-2 number, since 2×5509131² = 60701048750322, which contains 22 as substring.

5509131 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (5509111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2700 + ... + 4278.

It is an arithmetic number, because the mean of its divisors is an integer number (919560).

Almost surely, 2^5509131 is an apocalyptic number.

5509131 is a deficient number, since it is larger than the sum of its proper divisors (1847349).

5509131 is a wasteful number, since it uses less digits than its factorization.

5509131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2745.

The product of its (nonzero) digits is 675, while the sum is 24.

The square root of 5509131 is about 2347.1538083389. The cubic root of 5509131 is about 176.6150464272.

The spelling of 5509131 in words is "five million, five hundred nine thousand, one hundred thirty-one".