16408463 has 2 divisors, whose sum is σ = 16408464. Its totient is φ = 16408462.

The previous prime is 16408439. The next prime is 16408477. The reversal of 16408463 is 36480461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16408463 - 2¹⁰ = 16407439 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16408493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8204231 + 8204232.

It is an arithmetic number, because the mean of its divisors is an integer number (8204232).

Almost surely, 2^16408463 is an apocalyptic number.

16408463 is a deficient number, since it is larger than the sum of its proper divisors (1).

16408463 is an equidigital number, since it uses as much as digits as its factorization.

16408463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 16408463 is about 4050.7361059442. The cubic root of 16408463 is about 254.1105136304.

The spelling of 16408463 in words is "sixteen million, four hundred eight thousand, four hundred sixty-three".