11140749 has 24 divisors (see below), whose sum is σ = 16869632. Its totient is φ = 7076160.

The previous prime is 11140747. The next prime is 11140757. The reversal of 11140749 is 94704111.

It is not a de Polignac number, because 11140749 - 2¹ = 11140747 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 (11140747) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20094 + ... + 20640.

Almost surely, 2^11140749 is an apocalyptic number.

It is an amenable number.

11140749 is a deficient number, since it is larger than the sum of its proper divisors (5728883).

11140749 is a wasteful number, since it uses less digits than its factorization.

11140749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657 (or 654 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 11140749 is about 3337.7760559990. The cubic root of 11140749 is about 223.3425463391.

The spelling of 11140749 in words is "eleven million, one hundred forty thousand, seven hundred forty-nine".