16775201 has 2 divisors, whose sum is σ = 16775202. Its totient is φ = 16775200.

The previous prime is 16775197. The next prime is 16775219. The reversal of 16775201 is 10257761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13868176 + 2907025 = 3724^2 + 1705^2 .

It is an emirp because it is prime and its reverse (10257761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16775201 - 2² = 16775197 is a prime.

It is a nialpdrome in base 16.

It is not a weakly prime, because it can be changed into another prime (16775221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8387600 + 8387601.

It is an arithmetic number, because the mean of its divisors is an integer number (8387601).

Almost surely, 2^16775201 is an apocalyptic number.

It is an amenable number.

16775201 is a deficient number, since it is larger than the sum of its proper divisors (1).

16775201 is an equidigital number, since it uses as much as digits as its factorization.

16775201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 16775201 is about 4095.7540209344. The cubic root of 16775201 is about 255.9897507697.

The spelling of 16775201 in words is "sixteen million, seven hundred seventy-five thousand, two hundred one".