6463143 has 12 divisors (see below), whose sum is σ = 9657960. Its totient is φ = 4160016.

The previous prime is 6463139. The next prime is 6463151. The reversal of 6463143 is 3413646.

6463143 is a `hidden beast` number, since 646 + 3 + 14 + 3 = 666.

It is not a de Polignac number, because 6463143 - 2² = 6463139 is a prime.

It is a d-powerful number, because it can be written as 6² + 4⁴ + 6⁸ + 3² + 1 + 4⁴ + 3¹⁴ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6463103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12121 + ... + 12642.

It is an arithmetic number, because the mean of its divisors is an integer number (804830).

Almost surely, 2^6463143 is an apocalyptic number.

6463143 is a deficient number, since it is larger than the sum of its proper divisors (3194817).

6463143 is a wasteful number, since it uses less digits than its factorization.

6463143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24798 (or 24795 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 6463143 is about 2542.2712286458. The cubic root of 6463143 is about 186.2721475697.

Adding to 6463143 its reverse (3413646), we get a palindrome (9876789).

The spelling of 6463143 in words is "six million, four hundred sixty-three thousand, one hundred forty-three".