1441111 has 8 divisors (see below), whose sum is σ = 1718784. Its totient is φ = 1181400.

The previous prime is 1441081. The next prime is 1441117. The reversal of 1441111 is 1111441.

1441111 = 154² + 155² + ... + 199².

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 1441111 - 2⁷ = 1440983 is a prime.

It is a Duffinian number.

1441111 is a modest number, since divided by 1111 gives 144 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1441091 and 1441100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1441117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4315 + ... + 4636.

It is an arithmetic number, because the mean of its divisors is an integer number (214848).

2^1441111 is an apocalyptic number.

1441111 is a deficient number, since it is larger than the sum of its proper divisors (277673).

1441111 is an equidigital number, since it uses as much as digits as its factorization.

1441111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8981.

The product of its digits is 16, while the sum is 13.

The square root of 1441111 is about 1200.4628274128. The cubic root of 1441111 is about 112.9533574176.

Adding to 1441111 its reverse (1111441), we get a palindrome (2552552).

It can be divided in two parts, 1441 and 111, that multiplied together give a palindrome (159951).

The spelling of 1441111 in words is "one million, four hundred forty-one thousand, one hundred eleven".