5661130 has 16 divisors (see below), whose sum is σ = 10242144. Its totient is φ = 2252880.

The previous prime is 5661121. The next prime is 5661143. The reversal of 5661130 is 311665.

It is a congruent number.

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, 769 + ... + 3451.

It is an arithmetic number, because the mean of its divisors is an integer number (640134).

Almost surely, 2^5661130 is an apocalyptic number.

5661130 is a deficient number, since it is larger than the sum of its proper divisors (4581014).

5661130 is a wasteful number, since it uses less digits than its factorization.

5661130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 5661130 is about 2379.3129260356. The cubic root of 5661130 is about 178.2246248893.

Adding to 5661130 its reverse (311665), we get a palindrome (5972795).

The spelling of 5661130 in words is "five million, six hundred sixty-one thousand, one hundred thirty".