16216303 has 2 divisors, whose sum is σ = 16216304. Its totient is φ = 16216302.

The previous prime is 16216297. The next prime is 16216331. The reversal of 16216303 is 30361261.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16216303 - 2⁵ = 16216271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16216393) 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, 8108151 + 8108152.

It is an arithmetic number, because the mean of its divisors is an integer number (8108152).

Almost surely, 2^16216303 is an apocalyptic number.

16216303 is a deficient number, since it is larger than the sum of its proper divisors (1).

16216303 is an equidigital number, since it uses as much as digits as its factorization.

16216303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 16216303 is about 4026.9471066802. The cubic root of 16216303 is about 253.1146506565.

Adding to 16216303 its reverse (30361261), we get a palindrome (46577564).

The spelling of 16216303 in words is "sixteen million, two hundred sixteen thousand, three hundred three".