11249043 has 16 divisors (see below), whose sum is σ = 16240896. Its totient is φ = 6884640.

The previous prime is 11249039. The next prime is 11249057. The reversal of 11249043 is 34094211.

It is not a de Polignac number, because 11249043 - 2² = 11249039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11249003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7546 + ... + 8912.

It is an arithmetic number, because the mean of its divisors is an integer number (1015056).

Almost surely, 2^11249043 is an apocalyptic number.

11249043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11249043 is a deficient number, since it is larger than the sum of its proper divisors (4991853).

11249043 is a wasteful number, since it uses less digits than its factorization.

11249043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 11249043 is about 3353.9593020787. The cubic root of 11249043 is about 224.0638835116.

The spelling of 11249043 in words is "eleven million, two hundred forty-nine thousand, forty-three".