11851181340041 has 8 divisors (see below), whose sum is σ = 11879611054080. Its totient is φ = 11822752318608.

The previous prime is 11851181339981. The next prime is 11851181340059. The reversal of 11851181340041 is 14004318115811.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11851181340041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11851181339977 and 11851181340004.

It is not an unprimeable number, because it can be changed into a prime (11851181340071) 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, 55468280 + ... + 55681526.

It is an arithmetic number, because the mean of its divisors is an integer number (1484951381760).

Almost surely, 2^{11851181340041} is an apocalyptic number.

It is an amenable number.

11851181340041 is a deficient number, since it is larger than the sum of its proper divisors (28429714039).

11851181340041 is a wasteful number, since it uses less digits than its factorization.

11851181340041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346303.

The product of its (nonzero) digits is 15360, while the sum is 38.

Adding to 11851181340041 its reverse (14004318115811), we get a palindrome (25855499455852).

The spelling of 11851181340041 in words is "eleven trillion, eight hundred fifty-one billion, one hundred eighty-one million, three hundred forty thousand, forty-one".