16532863 has 2 divisors, whose sum is σ = 16532864. Its totient is φ = 16532862.

The previous prime is 16532851. The next prime is 16532899. The reversal of 16532863 is 36823561.

It is a weak prime.

It is an emirp because it is prime and its reverse (36823561) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16532863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16532363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8266431 + 8266432.

It is an arithmetic number, because the mean of its divisors is an integer number (8266432).

Almost surely, 2^16532863 is an apocalyptic number.

16532863 is a deficient number, since it is larger than the sum of its proper divisors (1).

16532863 is an equidigital number, since it uses as much as digits as its factorization.

16532863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 16532863 is about 4066.0623458083. The cubic root of 16532863 is about 254.7510732414.

The spelling of 16532863 in words is "sixteen million, five hundred thirty-two thousand, eight hundred sixty-three".