11242881833 has 4 divisors (see below), whose sum is σ = 11243227908. Its totient is φ = 11242535760.

The previous prime is 11242881829. The next prime is 11242881851. The reversal of 11242881833 is 33818824211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33818824211 = 41 ⋅824849371.

It can be written as a sum of positive squares in 2 ways, for example, as 1763328064 + 9479553769 = 41992^2 + 97363^2 .

It is a cyclic number.

It is not a de Polignac number, because 11242881833 - 2² = 11242881829 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11242881823) 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, 118598 + ... + 191183.

It is an arithmetic number, because the mean of its divisors is an integer number (2810806977).

Almost surely, 2^11242881833 is an apocalyptic number.

It is an amenable number.

11242881833 is a deficient number, since it is larger than the sum of its proper divisors (346075).

11242881833 is an equidigital number, since it uses as much as digits as its factorization.

11242881833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346074.

The product of its digits is 73728, while the sum is 41.

The spelling of 11242881833 in words is "eleven billion, two hundred forty-two million, eight hundred eighty-one thousand, eight hundred thirty-three".