1166421060841 has 8 divisors (see below), whose sum is σ = 1217145982464. Its totient is φ = 1115697052800.

The previous prime is 1166421060821. The next prime is 1166421060853. The reversal of 1166421060841 is 1480601246611.

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-1166421060841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1166421060794 and 1166421060803.

It is not an unprimeable number, because it can be changed into a prime (1166421060821) 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, 4245241 + ... + 4511641.

It is an arithmetic number, because the mean of its divisors is an integer number (152143247808).

Almost surely, 2^{1166421060841} is an apocalyptic number.

It is an amenable number.

1166421060841 is a deficient number, since it is larger than the sum of its proper divisors (50724921623).

1166421060841 is a wasteful number, since it uses less digits than its factorization.

1166421060841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456791.

The product of its (nonzero) digits is 55296, while the sum is 40.

The spelling of 1166421060841 in words is "one trillion, one hundred sixty-six billion, four hundred twenty-one million, sixty thousand, eight hundred forty-one".