440100343 has 2 divisors, whose sum is σ = 440100344. Its totient is φ = 440100342.

The previous prime is 440100341. The next prime is 440100347. The reversal of 440100343 is 343001044.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 440100343 - 2¹ = 440100341 is a prime.

Together with 440100341, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 440100343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (440100341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 220050171 + 220050172.

It is an arithmetic number, because the mean of its divisors is an integer number (220050172).

Almost surely, 2^440100343 is an apocalyptic number.

440100343 is a deficient number, since it is larger than the sum of its proper divisors (1).

440100343 is an equidigital number, since it uses as much as digits as its factorization.

440100343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 440100343 is about 20978.5686594677. The cubic root of 440100343 is about 760.6483058878.

Adding to 440100343 its reverse (343001044), we get a palindrome (783101387).

The spelling of 440100343 in words is "four hundred forty million, one hundred thousand, three hundred forty-three".