16463143 has 2 divisors, whose sum is σ = 16463144. Its totient is φ = 16463142.

The previous prime is 16463141. The next prime is 16463149. The reversal of 16463143 is 34136461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16463143 - 2¹ = 16463141 is a prime.

Together with 16463141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16463141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8231571 + 8231572.

It is an arithmetic number, because the mean of its divisors is an integer number (8231572).

Almost surely, 2^16463143 is an apocalyptic number.

16463143 is a deficient number, since it is larger than the sum of its proper divisors (1).

16463143 is an equidigital number, since it uses as much as digits as its factorization.

16463143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 28.

The square root of 16463143 is about 4057.4798828830. The cubic root of 16463143 is about 254.3924688826.

The spelling of 16463143 in words is "sixteen million, four hundred sixty-three thousand, one hundred forty-three".