10808999 has 2 divisors, whose sum is σ = 10809000. Its totient is φ = 10808998.

The previous prime is 10808983. The next prime is 10809023. The reversal of 10808999 is 99980801.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10808999 - 2⁴ = 10808983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10808939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5404499 + 5404500.

It is an arithmetic number, because the mean of its divisors is an integer number (5404500).

Almost surely, 2^10808999 is an apocalyptic number.

10808999 is a deficient number, since it is larger than the sum of its proper divisors (1).

10808999 is an equidigital number, since it uses as much as digits as its factorization.

10808999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 44.

The square root of 10808999 is about 3287.7042141896. The cubic root of 10808999 is about 221.1032665771.

The spelling of 10808999 in words is "ten million, eight hundred eight thousand, nine hundred ninety-nine".