5711111 has 8 divisors (see below), whose sum is σ = 6666240. Its totient is φ = 4790808.

The previous prime is 5711089. The next prime is 5711113. The reversal of 5711111 is 1111175.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 5711111 - 2¹⁰ = 5710087 is a prime.

5711111 is a modest number, since divided by 1111 gives 571 as remainder.

It is a self number, because there is not a number n which added to its sum of digits gives 5711111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5711113) by changing a digit.

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, 8351 + ... + 9008.

It is an arithmetic number, because the mean of its divisors is an integer number (833280).

Almost surely, 2^5711111 is an apocalyptic number.

5711111 is a deficient number, since it is larger than the sum of its proper divisors (955129).

5711111 is a wasteful number, since it uses less digits than its factorization.

5711111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17413.

The product of its digits is 35, while the sum is 17.

The square root of 5711111 is about 2389.7930872776. The cubic root of 5711111 is about 178.7475921889.

Adding to 5711111 its reverse (1111175), we get a palindrome (6822286).

The spelling of 5711111 in words is "five million, seven hundred eleven thousand, one hundred eleven".