11125405224 has 24 divisors (see below), whose sum is σ = 30131306010. Its totient is φ = 3708468384.

The previous prime is 11125405219. The next prime is 11125405237. The reversal of 11125405224 is 42250452111.

It is a happy number.

11125405224 is a `hidden beast` number, since 1 + 11 + 25 + 405 + 224 = 666.

It can be written as a sum of positive squares in only one way, i.e., 11091881124 + 33524100 = 105318^2 + 5790^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 77259687 + ... + 77259830.

Almost surely, 2^11125405224 is an apocalyptic number.

It is an amenable number.

11125405224 is an abundant number, since it is smaller than the sum of its proper divisors (19005900786).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11125405224 is a wasteful number, since it uses less digits than its factorization.

11125405224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154519529 (or 154519522 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 11125405224 its reverse (42250452111), we get a palindrome (53375857335).

The spelling of 11125405224 in words is "eleven billion, one hundred twenty-five million, four hundred five thousand, two hundred twenty-four".