1143609440903 has 8 divisors (see below), whose sum is σ = 1190984148000. Its totient is φ = 1096764060448.

The previous prime is 1143609440891. The next prime is 1143609440923. The reversal of 1143609440903 is 3090449063411.

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 1143609440903 - 2¹² = 1143609436807 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 (1143609440923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132327251 + ... + 132335892.

It is an arithmetic number, because the mean of its divisors is an integer number (148873018500).

Almost surely, 2^{1143609440903} is an apocalyptic number.

1143609440903 is a deficient number, since it is larger than the sum of its proper divisors (47374707097).

1143609440903 is a wasteful number, since it uses less digits than its factorization.

1143609440903 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264663321.

The product of its (nonzero) digits is 279936, while the sum is 44.

The spelling of 1143609440903 in words is "one trillion, one hundred forty-three billion, six hundred nine million, four hundred forty thousand, nine hundred three".