11008549 has 2 divisors, whose sum is σ = 11008550. Its totient is φ = 11008548.

The previous prime is 11008511. The next prime is 11008589. The reversal of 11008549 is 94580011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6723649 + 4284900 = 2593^2 + 2070^2 .

It is an emirp because it is prime and its reverse (94580011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11008549 - 2⁹ = 11008037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11008589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5504274 + 5504275.

It is an arithmetic number, because the mean of its divisors is an integer number (5504275).

Almost surely, 2^11008549 is an apocalyptic number.

It is an amenable number.

11008549 is a deficient number, since it is larger than the sum of its proper divisors (1).

11008549 is an equidigital number, since it uses as much as digits as its factorization.

11008549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 11008549 is about 3317.9133502851. The cubic root of 11008549 is about 222.4556087007.

The spelling of 11008549 in words is "eleven million, eight thousand, five hundred forty-nine".