10665199 has 2 divisors, whose sum is σ = 10665200. Its totient is φ = 10665198.

The previous prime is 10665191. The next prime is 10665229. The reversal of 10665199 is 99156601.

10665199 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10665199 - 2³ = 10665191 is a prime.

It is a super-2 number, since 2×10665199² = 227492939419202, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10665191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5332599 + 5332600.

It is an arithmetic number, because the mean of its divisors is an integer number (5332600).

Almost surely, 2^10665199 is an apocalyptic number.

10665199 is a deficient number, since it is larger than the sum of its proper divisors (1).

10665199 is an equidigital number, since it uses as much as digits as its factorization.

10665199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 10665199 is about 3265.7616263285. The cubic root of 10665199 is about 220.1183866954.

The spelling of 10665199 in words is "ten million, six hundred sixty-five thousand, one hundred ninety-nine".