11042536 has 8 divisors (see below), whose sum is σ = 20704770. Its totient is φ = 5521264.

The previous prime is 11042531. The next prime is 11042561. The reversal of 11042536 is 63524011.

It can be written as a sum of positive squares in only one way, i.e., 10956100 + 86436 = 3310^2 + 294^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×11042536² = 243875202622592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11042531) 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 as a sum of consecutive naturals, namely, 690151 + ... + 690166.

Almost surely, 2^11042536 is an apocalyptic number.

It is an amenable number.

11042536 is a deficient number, since it is larger than the sum of its proper divisors (9662234).

11042536 is a wasteful number, since it uses less digits than its factorization.

11042536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380323 (or 1380319 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 11042536 is about 3323.0311464084. The cubic root of 11042536 is about 222.6843046414.

Adding to 11042536 its reverse (63524011), we get a palindrome (74566547).

The spelling of 11042536 in words is "eleven million, forty-two thousand, five hundred thirty-six".