11101000549 has 2 divisors, whose sum is σ = 11101000550. Its totient is φ = 11101000548.

The previous prime is 11101000543. The next prime is 11101000613. The reversal of 11101000549 is 94500010111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5681390625 + 5419609924 = 75375^2 + 73618^2 .

It is a cyclic number.

It is not a de Polignac number, because 11101000549 - 2³ = 11101000541 is a prime.

It is a super-3 number, since 3×11101000549³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11101000541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5550500274 + 5550500275.

It is an arithmetic number, because the mean of its divisors is an integer number (5550500275).

Almost surely, 2^11101000549 is an apocalyptic number.

It is an amenable number.

11101000549 is a deficient number, since it is larger than the sum of its proper divisors (1).

11101000549 is an equidigital number, since it uses as much as digits as its factorization.

11101000549 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 22.

The spelling of 11101000549 in words is "eleven billion, one hundred one million, five hundred forty-nine", and thus it is an aban number.