11225326553 has 6 divisors (see below), whose sum is σ = 13058032986. Its totient is φ = 9621708432.

The previous prime is 11225326537. The next prime is 11225326591. The reversal of 11225326553 is 35562352211.

It can be written as a sum of positive squares in only one way, i.e., 7655025049 + 3570301504 = 87493^2 + 59752^2 .

It is not a de Polignac number, because 11225326553 - 2⁴ = 11225326537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11225322553) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114544100 + ... + 114544197.

It is an arithmetic number, because the mean of its divisors is an integer number (2176338831).

Almost surely, 2^11225326553 is an apocalyptic number.

It is an amenable number.

11225326553 is a deficient number, since it is larger than the sum of its proper divisors (1832706433).

11225326553 is an equidigital number, since it uses as much as digits as its factorization.

11225326553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229088311 (or 229088304 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

Adding to 11225326553 its reverse (35562352211), we get a palindrome (46787678764).

The spelling of 11225326553 in words is "eleven billion, two hundred twenty-five million, three hundred twenty-six thousand, five hundred fifty-three".