1166200013 has 8 divisors (see below), whose sum is σ = 1293074976. Its totient is φ = 1042801200.

The previous prime is 1166200001. The next prime is 1166200081. The reversal of 1166200013 is 3100026611.

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 1166200013 - 2¹⁰ = 1166198989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1166200213) 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, 868331 + ... + 869672.

It is an arithmetic number, because the mean of its divisors is an integer number (161634372).

Almost surely, 2^1166200013 is an apocalyptic number.

It is an amenable number.

1166200013 is a deficient number, since it is larger than the sum of its proper divisors (126874963).

1166200013 is a wasteful number, since it uses less digits than its factorization.

1166200013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1738075.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1166200013 is about 34149.6707597599. The cubic root of 1166200013 is about 1052.5862212547.

Adding to 1166200013 its reverse (3100026611), we get a palindrome (4266226624).

The spelling of 1166200013 in words is "one billion, one hundred sixty-six million, two hundred thousand, thirteen".