1166792378 has 16 divisors (see below), whose sum is σ = 1781028000. Its totient is φ = 573129552.

The previous prime is 1166792377. The next prime is 1166792387. The reversal of 1166792378 is 8732976611.

It is a super-2 number, since 2×1166792378² = 2722808906717789768, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1166792371) 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, 279833 + ... + 283971.

It is an arithmetic number, because the mean of its divisors is an integer number (111314250).

Almost surely, 2^1166792378 is an apocalyptic number.

1166792378 is a deficient number, since it is larger than the sum of its proper divisors (614235622).

1166792378 is a wasteful number, since it uses less digits than its factorization.

1166792378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6589.

The product of its digits is 762048, while the sum is 50.

The square root of 1166792378 is about 34158.3427291196. The cubic root of 1166792378 is about 1052.7644095841.

The spelling of 1166792378 in words is "one billion, one hundred sixty-six million, seven hundred ninety-two thousand, three hundred seventy-eight".