11022749 has 12 divisors (see below), whose sum is σ = 11995104. Its totient is φ = 10121664.

The previous prime is 11022743. The next prime is 11022757. The reversal of 11022749 is 94722011.

It is not a de Polignac number, because 11022749 - 2⁸ = 11022493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022743) 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 11 ways as a sum of consecutive naturals, for example, 11984 + ... + 12870.

It is an arithmetic number, because the mean of its divisors is an integer number (999592).

Almost surely, 2^11022749 is an apocalyptic number.

It is an amenable number.

11022749 is a deficient number, since it is larger than the sum of its proper divisors (972355).

11022749 is an equidigital number, since it uses as much as digits as its factorization.

11022749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 964 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 11022749 is about 3320.0525598249. The cubic root of 11022749 is about 222.5512165900.

The spelling of 11022749 in words is "eleven million, twenty-two thousand, seven hundred forty-nine".