11541143104 has 28 divisors (see below), whose sum is σ = 22907335948. Its totient is φ = 5769216000.

The previous prime is 11541143093. The next prime is 11541143147. The reversal of 11541143104 is 40134114511.

It can be written as a sum of positive squares in 2 ways, for example, as 3485721600 + 8055421504 = 59040^2 + 89752^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 288484 + ... + 326044.

It is an arithmetic number, because the mean of its divisors is an integer number (818119141).

Almost surely, 2^11541143104 is an apocalyptic number.

It is an amenable number.

11541143104 is a deficient number, since it is larger than the sum of its proper divisors (11366192844).

11541143104 is an equidigital number, since it uses as much as digits as its factorization.

11541143104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42374 (or 42364 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 25.

Adding to 11541143104 its reverse (40134114511), we get a palindrome (51675257615).

The spelling of 11541143104 in words is "eleven billion, five hundred forty-one million, one hundred forty-three thousand, one hundred four".