1366067081165 has 8 divisors (see below), whose sum is σ = 1639287992160. Its totient is φ = 1092848668432.

The previous prime is 1366067080913. The next prime is 1366067081167. The reversal of 1366067081165 is 5611807606631.

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 1366067081165 - 2²² = 1366062886861 is a prime.

It is a super-3 number, since 3×1366067081165³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366067081167) 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, 930326 + ... + 1896744.

It is an arithmetic number, because the mean of its divisors is an integer number (204910999020).

Almost surely, 2^{1366067081165} is an apocalyptic number.

It is an amenable number.

1366067081165 is a deficient number, since it is larger than the sum of its proper divisors (273220910995).

1366067081165 is an equidigital number, since it uses as much as digits as its factorization.

1366067081165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249131.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 1366067081165 in words is "one trillion, three hundred sixty-six billion, sixty-seven million, eighty-one thousand, one hundred sixty-five".