11040475751 has 4 divisors (see below), whose sum is σ = 11072293032. Its totient is φ = 11008658472.

The previous prime is 11040475727. The next prime is 11040475759. The reversal of 11040475751 is 15757404011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11040475751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11040475759) 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 3 ways as a sum of consecutive naturals, for example, 15908120 + ... + 15908813.

It is an arithmetic number, because the mean of its divisors is an integer number (2768073258).

Almost surely, 2^11040475751 is an apocalyptic number.

11040475751 is a deficient number, since it is larger than the sum of its proper divisors (31817281).

11040475751 is an equidigital number, since it uses as much as digits as its factorization.

11040475751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31817280.

The product of its (nonzero) digits is 19600, while the sum is 35.

Adding to 11040475751 its reverse (15757404011), we get a palindrome (26797879762).

The spelling of 11040475751 in words is "eleven billion, forty million, four hundred seventy-five thousand, seven hundred fifty-one".