11041842511 has 4 divisors (see below), whose sum is σ = 12619248592. Its totient is φ = 9464436432.

The previous prime is 11041842491. The next prime is 11041842521. The reversal of 11041842511 is 11524814011.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11524814011 = 4397 ⋅2621063.

It is a cyclic number.

It is not a de Polignac number, because 11041842511 - 2⁵ = 11041842479 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11041842511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11041842521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 788703030 + ... + 788703043.

It is an arithmetic number, because the mean of its divisors is an integer number (3154812148).

Almost surely, 2^11041842511 is an apocalyptic number.

11041842511 is a deficient number, since it is larger than the sum of its proper divisors (1577406081).

11041842511 is an equidigital number, since it uses as much as digits as its factorization.

11041842511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577406080.

The product of its (nonzero) digits is 1280, while the sum is 28.

The spelling of 11041842511 in words is "eleven billion, forty-one million, eight hundred forty-two thousand, five hundred eleven".