6431441 has 2 divisors, whose sum is σ = 6431442. Its totient is φ = 6431440.

The previous prime is 6431437. The next prime is 6431461. The reversal of 6431441 is 1441346.

6431441 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6076225 + 355216 = 2465^2 + 596^2 .

It is a cyclic number.

It is not a de Polignac number, because 6431441 - 2² = 6431437 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (6431401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3215720 + 3215721.

It is an arithmetic number, because the mean of its divisors is an integer number (3215721).

Almost surely, 2^6431441 is an apocalyptic number.

It is an amenable number.

6431441 is a deficient number, since it is larger than the sum of its proper divisors (1).

6431441 is an equidigital number, since it uses as much as digits as its factorization.

6431441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1152, while the sum is 23.

The square root of 6431441 is about 2536.0285881669. The cubic root of 6431441 is about 185.9670905664.

Adding to 6431441 its reverse (1441346), we get a palindrome (7872787).

The spelling of 6431441 in words is "six million, four hundred thirty-one thousand, four hundred forty-one".