5666411 has 4 divisors (see below), whose sum is σ = 5798232. Its totient is φ = 5534592.

The previous prime is 5666407. The next prime is 5666417. The reversal of 5666411 is 1146665.

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 5666411 - 2² = 5666407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5666417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65846 + ... + 65931.

It is an arithmetic number, because the mean of its divisors is an integer number (1449558).

Almost surely, 2^5666411 is an apocalyptic number.

5666411 is a deficient number, since it is larger than the sum of its proper divisors (131821).

5666411 is a wasteful number, since it uses less digits than its factorization.

5666411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131820.

The product of its digits is 4320, while the sum is 29.

The square root of 5666411 is about 2380.4224415007. The cubic root of 5666411 is about 178.2800267689.

The spelling of 5666411 in words is "five million, six hundred sixty-six thousand, four hundred eleven".