11049778 has 4 divisors (see below), whose sum is σ = 16574670. Its totient is φ = 5524888.

The previous prime is 11049767. The next prime is 11049793. The reversal of 11049778 is 87794011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7579009 + 3470769 = 2753^2 + 1863^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2762443 + ... + 2762446.

Almost surely, 2^11049778 is an apocalyptic number.

11049778 is a deficient number, since it is larger than the sum of its proper divisors (5524892).

11049778 is an equidigital number, since it uses as much as digits as its factorization.

11049778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5524891.

The product of its (nonzero) digits is 14112, while the sum is 37.

The square root of 11049778 is about 3324.1206355967. The cubic root of 11049778 is about 222.7329748417.

The spelling of 11049778 in words is "eleven million, forty-nine thousand, seven hundred seventy-eight".