11045040631811 has 8 divisors (see below), whose sum is σ = 11184955320000. Its totient is φ = 10905128544960.

The previous prime is 11045040631787. The next prime is 11045040631817. The reversal of 11045040631811 is 11813604054011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11045040631811 - 2³⁰ = 11043966889987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11045040631817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8750501 + ... + 9932841.

It is an arithmetic number, because the mean of its divisors is an integer number (1398119415000).

Almost surely, 2^{11045040631811} is an apocalyptic number.

11045040631811 is a deficient number, since it is larger than the sum of its proper divisors (139914688189).

11045040631811 is a wasteful number, since it uses less digits than its factorization.

11045040631811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300669.

The product of its (nonzero) digits is 11520, while the sum is 35.

Adding to 11045040631811 its reverse (11813604054011), we get a palindrome (22858644685822).

The spelling of 11045040631811 in words is "eleven trillion, forty-five billion, forty million, six hundred thirty-one thousand, eight hundred eleven".