1100041 has 2 divisors, whose sum is σ = 1100042. Its totient is φ = 1100040.

The previous prime is 1100039. The next prime is 1100051. The reversal of 1100041 is 1400011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1042441 + 57600 = 1021^2 + 240^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100041 - 2¹ = 1100039 is a prime.

Together with 1100039, it forms a pair of twin primes.

1100041 is a modest number, since divided by 41 gives 11 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 1099997 and 1100033.

It is not a weakly prime, because it can be changed into another prime (1100051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550020 + 550021.

It is an arithmetic number, because the mean of its divisors is an integer number (550021).

2^1100041 is an apocalyptic number.

It is an amenable number.

1100041 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100041 is an equidigital number, since it uses as much as digits as its factorization.

1100041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1100041 is about 1048.8283939711. The cubic root of 1100041 is about 103.2292940595.

Adding to 1100041 its reverse (1400011), we get a palindrome (2500052).

The spelling of 1100041 in words is "one million, one hundred thousand, forty-one".