11282749 has 8 divisors (see below), whose sum is σ = 11681208. Its totient is φ = 10890240.

The previous prime is 11282741. The next prime is 11282753. The reversal of 11282749 is 94728211.

11282749 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 511225 + 10771524 = 715^2 + 3282^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11282749 - 2³ = 11282741 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 (11282741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2559 + ... + 5395.

It is an arithmetic number, because the mean of its divisors is an integer number (1460151).

Almost surely, 2^11282749 is an apocalyptic number.

It is an amenable number.

11282749 is a deficient number, since it is larger than the sum of its proper divisors (398459).

11282749 is an equidigital number, since it uses as much as digits as its factorization.

11282749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2975.

The product of its digits is 8064, while the sum is 34.

The square root of 11282749 is about 3358.9803512376. The cubic root of 11282749 is about 224.2874511726.

The spelling of 11282749 in words is "eleven million, two hundred eighty-two thousand, seven hundred forty-nine".