11075220553 has 8 divisors (see below), whose sum is σ = 11458732680. Its totient is φ = 10691815680.

The previous prime is 11075220551. The next prime is 11075220581. The reversal of 11075220553 is 35502257011.

It can be written as a sum of positive squares in 4 ways, for example, as 1583005369 + 9492215184 = 39787^2 + 97428^2 .

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 11075220553 - 2¹ = 11075220551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11075220551) 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 7 ways as a sum of consecutive naturals, for example, 222801 + ... + 267937.

It is an arithmetic number, because the mean of its divisors is an integer number (1432341585).

Almost surely, 2^11075220553 is an apocalyptic number.

It is an amenable number.

11075220553 is a deficient number, since it is larger than the sum of its proper divisors (383512127).

11075220553 is an equidigital number, since it uses as much as digits as its factorization.

11075220553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53627.

The product of its (nonzero) digits is 10500, while the sum is 31.

Adding to 11075220553 its reverse (35502257011), we get a palindrome (46577477564).

The spelling of 11075220553 in words is "eleven billion, seventy-five million, two hundred twenty thousand, five hundred fifty-three".