11042712 has 24 divisors (see below), whose sum is σ = 29907540. Its totient is φ = 3680880.

The previous prime is 11042711. The next prime is 11042723. The reversal of 11042712 is 21724011.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11042711) 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 5 ways as a sum of consecutive naturals, for example, 76614 + ... + 76757.

Almost surely, 2^11042712 is an apocalyptic number.

11042712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11042712 is an abundant number, since it is smaller than the sum of its proper divisors (18864828).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11042712 is a wasteful number, since it uses less digits than its factorization.

11042712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153383 (or 153376 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 11042712 is about 3323.0576281491. The cubic root of 11042712 is about 222.6854877099.

Adding to 11042712 its reverse (21724011), we get a palindrome (32766723).

The spelling of 11042712 in words is "eleven million, forty-two thousand, seven hundred twelve".