1117678799 has 8 divisors (see below), whose sum is σ = 1123245840. Its totient is φ = 1112126400.

The previous prime is 1117678789. The next prime is 1117678817. The reversal of 1117678799 is 9978767111.

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 1117678799 - 2⁸ = 1117678543 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 (1117678739) by changing a digit.

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, 168944 + ... + 175434.

It is an arithmetic number, because the mean of its divisors is an integer number (140405730).

Almost surely, 2^1117678799 is an apocalyptic number.

1117678799 is a deficient number, since it is larger than the sum of its proper divisors (5567041).

1117678799 is an equidigital number, since it uses as much as digits as its factorization.

1117678799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7321.

The product of its digits is 1333584, while the sum is 56.

The square root of 1117678799 is about 33431.7035013174. The cubic root of 1117678799 is about 1037.7808942632.

The spelling of 1117678799 in words is "one billion, one hundred seventeen million, six hundred seventy-eight thousand, seven hundred ninety-nine".