1116777842 has 16 divisors (see below), whose sum is σ = 1728997920. Its totient is φ = 540727968.

The previous prime is 1116777833. The next prime is 1116777869. The reversal of 1116777842 is 2487776111.

It is a junction number, because it is equal to n+sod(n) for n = 1116777793 and 1116777802.

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, 62723 + ... + 78534.

It is an arithmetic number, because the mean of its divisors is an integer number (108062370).

Almost surely, 2^1116777842 is an apocalyptic number.

1116777842 is a deficient number, since it is larger than the sum of its proper divisors (612220078).

1116777842 is a wasteful number, since it uses less digits than its factorization.

1116777842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141385.

The product of its digits is 131712, while the sum is 44.

The square root of 1116777842 is about 33418.2261946980. The cubic root of 1116777842 is about 1037.5019687774.

The spelling of 1116777842 in words is "one billion, one hundred sixteen million, seven hundred seventy-seven thousand, eight hundred forty-two".