10880209 has 2 divisors, whose sum is σ = 10880210. Its totient is φ = 10880208.

The previous prime is 10880201. The next prime is 10880227. The reversal of 10880209 is 90208801.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10870209 + 10000 = 3297^2 + 100^2 .

It is a cyclic number.

It is not a de Polignac number, because 10880209 - 2³ = 10880201 is a prime.

It is not a weakly prime, because it can be changed into another prime (10880201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5440104 + 5440105.

It is an arithmetic number, because the mean of its divisors is an integer number (5440105).

Almost surely, 2^10880209 is an apocalyptic number.

It is an amenable number.

10880209 is a deficient number, since it is larger than the sum of its proper divisors (1).

10880209 is an equidigital number, since it uses as much as digits as its factorization.

10880209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 28.

The square root of 10880209 is about 3298.5161815580. The cubic root of 10880209 is about 221.5877491196.

The spelling of 10880209 in words is "ten million, eight hundred eighty thousand, two hundred nine".