1116986385 has 8 divisors (see below), whose sum is σ = 1787178240. Its totient is φ = 595726064.

The previous prime is 1116986363. The next prime is 1116986441. The reversal of 1116986385 is 5836896111.

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 1116986385 - 2¹³ = 1116978193 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37232865 + ... + 37232894.

It is an arithmetic number, because the mean of its divisors is an integer number (223397280).

Almost surely, 2^1116986385 is an apocalyptic number.

1116986385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1116986385 is a deficient number, since it is larger than the sum of its proper divisors (670191855).

1116986385 is an equidigital number, since it uses as much as digits as its factorization.

1116986385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74465767.

The product of its digits is 311040, while the sum is 48.

The square root of 1116986385 is about 33421.3462475706. The cubic root of 1116986385 is about 1037.5665445294.

The spelling of 1116986385 in words is "one billion, one hundred sixteen million, nine hundred eighty-six thousand, three hundred eighty-five".