11006999 has 2 divisors, whose sum is σ = 11007000. Its totient is φ = 11006998.

The previous prime is 11006971. The next prime is 11007001. The reversal of 11006999 is 99960011.

It is a strong prime.

It is an emirp because it is prime and its reverse (99960011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11006999 - 2¹² = 11002903 is a prime.

Together with 11007001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11006959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5503499 + 5503500.

It is an arithmetic number, because the mean of its divisors is an integer number (5503500).

Almost surely, 2^11006999 is an apocalyptic number.

11006999 is a deficient number, since it is larger than the sum of its proper divisors (1).

11006999 is an equidigital number, since it uses as much as digits as its factorization.

11006999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4374, while the sum is 35.

The square root of 11006999 is about 3317.6797615201. The cubic root of 11006999 is about 222.4451676524.

The spelling of 11006999 in words is "eleven million, six thousand, nine hundred ninety-nine".