11050553 has 4 divisors (see below), whose sum is σ = 11259108. Its totient is φ = 10842000.

The previous prime is 11050547. The next prime is 11050579. The reversal of 11050553 is 35505011.

It is a happy number.

11050553 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6091024 + 4959529 = 2468^2 + 2227^2 .

It is a cyclic number.

It is not a de Polignac number, because 11050553 - 2⁶ = 11050489 is a prime.

It is a super-2 number, since 2×11050553² = 244229443211618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11050583) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104198 + ... + 104303.

It is an arithmetic number, because the mean of its divisors is an integer number (2814777).

Almost surely, 2^11050553 is an apocalyptic number.

It is an amenable number.

11050553 is a deficient number, since it is larger than the sum of its proper divisors (208555).

11050553 is an equidigital number, since it uses as much as digits as its factorization.

11050553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208554.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 11050553 is about 3324.2372057361. The cubic root of 11050553 is about 222.7381820058.

Adding to 11050553 its reverse (35505011), we get a palindrome (46555564).

The spelling of 11050553 in words is "eleven million, fifty thousand, five hundred fifty-three".