11141244018 has 12 divisors (see below), whose sum is σ = 24139362078. Its totient is φ = 3713748000.

The previous prime is 11141244017. The next prime is 11141244031. The reversal of 11141244018 is 81044214111.

It can be written as a sum of positive squares in only one way, i.e., 8127563409 + 3013680609 = 90153^2 + 54897^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11141243982 and 11141244000.

It is not an unprimeable number, because it can be changed into a prime (11141244017) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 309478983 + ... + 309479018.

Almost surely, 2^11141244018 is an apocalyptic number.

11141244018 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

11141244018 is an abundant number, since it is smaller than the sum of its proper divisors (12998118060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11141244018 is a wasteful number, since it uses less digits than its factorization.

11141244018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618958009 (or 618958006 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

Adding to 11141244018 its reverse (81044214111), we get a palindrome (92185458129).

The spelling of 11141244018 in words is "eleven billion, one hundred forty-one million, two hundred forty-four thousand, eighteen".