5663111 has 4 divisors (see below), whose sum is σ = 5845824. Its totient is φ = 5480400.

The previous prime is 5663107. The next prime is 5663123. The reversal of 5663111 is 1113665.

It is a happy number.

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 5663111 - 2² = 5663107 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 (5663101) 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, 91310 + ... + 91371.

It is an arithmetic number, because the mean of its divisors is an integer number (1461456).

Almost surely, 2^5663111 is an apocalyptic number.

5663111 is a deficient number, since it is larger than the sum of its proper divisors (182713).

5663111 is a wasteful number, since it uses less digits than its factorization.

5663111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182712.

The product of its digits is 540, while the sum is 23.

The square root of 5663111 is about 2379.7291862731. The cubic root of 5663111 is about 178.2454111874.

Adding to 5663111 its reverse (1113665), we get a palindrome (6776776).

The spelling of 5663111 in words is "five million, six hundred sixty-three thousand, one hundred eleven".