11123040441 has 32 divisors (see below), whose sum is σ = 15175848960. Its totient is φ = 7245103104.

The previous prime is 11123040427. The next prime is 11123040463. The reversal of 11123040441 is 14404032111.

11123040441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11123040441 - 2¹⁸ = 11122778297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11123040421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12888376 + ... + 12889238.

It is an arithmetic number, because the mean of its divisors is an integer number (474245280).

Almost surely, 2^11123040441 is an apocalyptic number.

It is an amenable number.

11123040441 is a deficient number, since it is larger than the sum of its proper divisors (4052808519).

11123040441 is a wasteful number, since it uses less digits than its factorization.

11123040441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1425.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11123040441 its reverse (14404032111), we get a palindrome (25527072552).

The spelling of 11123040441 in words is "eleven billion, one hundred twenty-three million, forty thousand, four hundred forty-one".