16438063 has 2 divisors, whose sum is σ = 16438064. Its totient is φ = 16438062.

The previous prime is 16438039. The next prime is 16438141. The reversal of 16438063 is 36083461.

It is a weak prime.

It is an emirp because it is prime and its reverse (36083461) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16438063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16435063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8219031 + 8219032.

It is an arithmetic number, because the mean of its divisors is an integer number (8219032).

Almost surely, 2^16438063 is an apocalyptic number.

16438063 is a deficient number, since it is larger than the sum of its proper divisors (1).

16438063 is an equidigital number, since it uses as much as digits as its factorization.

16438063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 16438063 is about 4054.3881165966. The cubic root of 16438063 is about 254.2632224863.

The spelling of 16438063 in words is "sixteen million, four hundred thirty-eight thousand, sixty-three".