11803281143 has 8 divisors (see below), whose sum is σ = 11841605568. Its totient is φ = 11764990944.

The previous prime is 11803281107. The next prime is 11803281209. The reversal of 11803281143 is 34118230811.

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 11803281143 - 2¹⁰ = 11803280119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11803281043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 804905 + ... + 819437.

It is an arithmetic number, because the mean of its divisors is an integer number (1480200696).

Almost surely, 2^11803281143 is an apocalyptic number.

11803281143 is a deficient number, since it is larger than the sum of its proper divisors (38324425).

11803281143 is a wasteful number, since it uses less digits than its factorization.

11803281143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17113.

The product of its (nonzero) digits is 4608, while the sum is 32.

The spelling of 11803281143 in words is "eleven billion, eight hundred three million, two hundred eighty-one thousand, one hundred forty-three".