11049749 has 4 divisors (see below), whose sum is σ = 11075136. Its totient is φ = 11024364.

The previous prime is 11049743. The next prime is 11049757. The reversal of 11049749 is 94794011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11049749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11049743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12029 + ... + 12914.

It is an arithmetic number, because the mean of its divisors is an integer number (2768784).

Almost surely, 2^11049749 is an apocalyptic number.

It is an amenable number.

11049749 is a deficient number, since it is larger than the sum of its proper divisors (25387).

11049749 is an equidigital number, since it uses as much as digits as its factorization.

11049749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25386.

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

The square root of 11049749 is about 3324.1162735380. The cubic root of 11049749 is about 222.7327799883.

The spelling of 11049749 in words is "eleven million, forty-nine thousand, seven hundred forty-nine".