5611138 has 16 divisors (see below), whose sum is σ = 9124920. Its totient is φ = 2587728.

The previous prime is 5611127. The next prime is 5611141. The reversal of 5611138 is 8311165.

It can be written as a sum of positive squares in 4 ways, for example, as 426409 + 5184729 = 653^2 + 2277^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3756 + ... + 5032.

Almost surely, 2^5611138 is an apocalyptic number.

5611138 is a deficient number, since it is larger than the sum of its proper divisors (3513782).

5611138 is a wasteful number, since it uses less digits than its factorization.

5611138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318 (or 1292 counting only the distinct ones).

The product of its digits is 720, while the sum is 25.

The square root of 5611138 is about 2368.7840762720. The cubic root of 5611138 is about 177.6984542238.

The spelling of 5611138 in words is "five million, six hundred eleven thousand, one hundred thirty-eight".