440711 has 2 divisors, whose sum is σ = 440712. Its totient is φ = 440710.

The previous prime is 440683. The next prime is 440717. The reversal of 440711 is 117044.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 440711 - 2¹⁰ = 439687 is a prime.

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 440711.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220355 + 220356.

It is an arithmetic number, because the mean of its divisors is an integer number (220356).

2⁴⁴⁰⁷¹¹ is an apocalyptic number.

440711 is a deficient number, since it is larger than the sum of its proper divisors (1).

440711 is an equidigital number, since it uses as much as digits as its factorization.

440711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 17.

The square root of 440711 is about 663.8606781547. The cubic root of 440711 is about 76.0999953378.

Adding to 440711 its reverse (117044), we get a palindrome (557755).

The spelling of 440711 in words is "four hundred forty thousand, seven hundred eleven", and thus it is an iban number.