1116778450 has 24 divisors (see below), whose sum is σ = 2199398292. Its totient is φ = 420433920.

The previous prime is 1116778417. The next prime is 1116778463. The reversal of 1116778450 is 548776111.

It can be written as a sum of positive squares in 6 ways, for example, as 417017241 + 699761209 = 20421^2 + 26453^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 656079 + ... + 657778.

Almost surely, 2^1116778450 is an apocalyptic number.

1116778450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1116778450 is a deficient number, since it is larger than the sum of its proper divisors (1082619842).

1116778450 is a wasteful number, since it uses less digits than its factorization.

1116778450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313886 (or 1313881 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 40.

The square root of 1116778450 is about 33418.2352915291. The cubic root of 1116778450 is about 1037.5021570575.

The spelling of 1116778450 in words is "one billion, one hundred sixteen million, seven hundred seventy-eight thousand, four hundred fifty".