1116645365 has 8 divisors (see below), whose sum is σ = 1461790368. Its totient is φ = 812105680.

The previous prime is 1116645349. The next prime is 1116645403. The reversal of 1116645365 is 5635466111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1116645365 - 2⁴ = 1116645349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10151267 + ... + 10151376.

It is an arithmetic number, because the mean of its divisors is an integer number (182723796).

Almost surely, 2^1116645365 is an apocalyptic number.

It is an amenable number.

1116645365 is a deficient number, since it is larger than the sum of its proper divisors (345145003).

1116645365 is a wasteful number, since it uses less digits than its factorization.

1116645365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20302659.

The product of its digits is 64800, while the sum is 38.

The square root of 1116645365 is about 33416.2440289150. The cubic root of 1116645365 is about 1037.4609428370.

The spelling of 1116645365 in words is "one billion, one hundred sixteen million, six hundred forty-five thousand, three hundred sixty-five".