5611131 has 12 divisors (see below), whose sum is σ = 8185008. Its totient is φ = 3703824.

The previous prime is 5611127. The next prime is 5611141. The reversal of 5611131 is 1311165.

It is not a de Polignac number, because 5611131 - 2² = 5611127 is a prime.

It is a super-2 number, since 2×5611131² = 62969582198322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5611121) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2100 + ... + 3953.

It is an arithmetic number, because the mean of its divisors is an integer number (682084).

Almost surely, 2^5611131 is an apocalyptic number.

5611131 is a deficient number, since it is larger than the sum of its proper divisors (2573877).

5611131 is a wasteful number, since it uses less digits than its factorization.

5611131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6162 (or 6159 counting only the distinct ones).

The product of its digits is 90, while the sum is 18.

The square root of 5611131 is about 2368.7825987203. The cubic root of 5611131 is about 177.6983803297.

Adding to 5611131 its reverse (1311165), we get a palindrome (6922296).

The spelling of 5611131 in words is "five million, six hundred eleven thousand, one hundred thirty-one".