1100441 has 2 divisors, whose sum is σ = 1100442. Its totient is φ = 1100440.

The previous prime is 1100419. The next prime is 1100443. The reversal of 1100441 is 1440011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 774400 + 326041 = 880^2 + 571^2 .

It is an emirp because it is prime and its reverse (1440011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1100441 - 2⁶ = 1100377 is a prime.

Together with 1100443, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1100443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550220 + 550221.

It is an arithmetic number, because the mean of its divisors is an integer number (550221).

2^1100441 is an apocalyptic number.

It is an amenable number.

1100441 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100441 is an equidigital number, since it uses as much as digits as its factorization.

1100441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 1100441 is about 1049.0190656037. The cubic root of 1100441 is about 103.2418047186.

Adding to 1100441 its reverse (1440011), we get a palindrome (2540452).

The spelling of 1100441 in words is "one million, one hundred thousand, four hundred forty-one".