5440343 has 2 divisors, whose sum is σ = 5440344. Its totient is φ = 5440342.

The previous prime is 5440339. The next prime is 5440361. The reversal of 5440343 is 3430445.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5440343 - 2² = 5440339 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5440363) 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, 2720171 + 2720172.

It is an arithmetic number, because the mean of its divisors is an integer number (2720172).

Almost surely, 2^5440343 is an apocalyptic number.

5440343 is a deficient number, since it is larger than the sum of its proper divisors (1).

5440343 is an equidigital number, since it uses as much as digits as its factorization.

5440343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 5440343 is about 2332.4542867975. The cubic root of 5440343 is about 175.8768831630.

Adding to 5440343 its reverse (3430445), we get a palindrome (8870788).

The spelling of 5440343 in words is "five million, four hundred forty thousand, three hundred forty-three".