1116859693 has 4 divisors (see below), whose sum is σ = 1182557340. Its totient is φ = 1051162048.

The previous prime is 1116859673. The next prime is 1116859697. The reversal of 1116859693 is 3969586111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3969586111 = 547 ⋅7257013.

It can be written as a sum of positive squares in 2 ways, for example, as 1035101929 + 81757764 = 32173^2 + 9042^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1116859693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116859697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32848798 + ... + 32848831.

It is an arithmetic number, because the mean of its divisors is an integer number (295639335).

Almost surely, 2^1116859693 is an apocalyptic number.

It is an amenable number.

1116859693 is a deficient number, since it is larger than the sum of its proper divisors (65697647).

1116859693 is an equidigital number, since it uses as much as digits as its factorization.

1116859693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65697646.

The product of its digits is 349920, while the sum is 49.

The square root of 1116859693 is about 33419.4508183483. The cubic root of 1116859693 is about 1037.5273150596.

The spelling of 1116859693 in words is "one billion, one hundred sixteen million, eight hundred fifty-nine thousand, six hundred ninety-three".