4481111 has 4 divisors (see below), whose sum is σ = 4508112. Its totient is φ = 4454112.

The previous prime is 4481101. The next prime is 4481123. The reversal of 4481111 is 1111844.

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 4481111 - 2¹⁸ = 4218967 is a prime.

It is a Duffinian number.

4481111 is a modest number, since divided by 1111 gives 448 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4481101) 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, 13250 + ... + 13583.

It is an arithmetic number, because the mean of its divisors is an integer number (1127028).

Almost surely, 2^4481111 is an apocalyptic number.

4481111 is a deficient number, since it is larger than the sum of its proper divisors (27001).

4481111 is a wasteful number, since it uses less digits than its factorization.

4481111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27000.

The product of its digits is 128, while the sum is 20.

The square root of 4481111 is about 2116.8634816634. The cubic root of 4481111 is about 164.8650380921.

Adding to 4481111 its reverse (1111844), we get a palindrome (5592955).

The spelling of 4481111 in words is "four million, four hundred eighty-one thousand, one hundred eleven".