11042553 has 16 divisors (see below), whose sum is σ = 16174080. Its totient is φ = 6670224.

The previous prime is 11042531. The next prime is 11042561. The reversal of 11042553 is 35524011.

It is not a de Polignac number, because 11042553 - 2²¹ = 8945401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11042513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2901 + ... + 5522.

It is an arithmetic number, because the mean of its divisors is an integer number (1010880).

Almost surely, 2^11042553 is an apocalyptic number.

It is an amenable number.

11042553 is a deficient number, since it is larger than the sum of its proper divisors (5131527).

11042553 is a wasteful number, since it uses less digits than its factorization.

11042553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8468.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 11042553 is about 3323.0337043130. The cubic root of 11042553 is about 222.6844189156.

Adding to 11042553 its reverse (35524011), we get a palindrome (46566564).

The spelling of 11042553 in words is "eleven million, forty-two thousand, five hundred fifty-three".