11099447 has 2 divisors, whose sum is σ = 11099448. Its totient is φ = 11099446.

The previous prime is 11099443. The next prime is 11099449. The reversal of 11099447 is 74499011.

It is a strong prime.

It is an emirp because it is prime and its reverse (74499011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11099447 - 2² = 11099443 is a prime.

Together with 11099449, 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 (11099443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5549723 + 5549724.

It is an arithmetic number, because the mean of its divisors is an integer number (5549724).

Almost surely, 2^11099447 is an apocalyptic number.

11099447 is a deficient number, since it is larger than the sum of its proper divisors (1).

11099447 is an equidigital number, since it uses as much as digits as its factorization.

11099447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 35.

The square root of 11099447 is about 3331.5832572517. The cubic root of 11099447 is about 223.0662059518.

The spelling of 11099447 in words is "eleven million, ninety-nine thousand, four hundred forty-seven".