1118082394 has 64 divisors (see below), whose sum is σ = 2122702848. Its totient is φ = 434174400.

The previous prime is 1118082349. The next prime is 1118082397. The reversal of 1118082394 is 4932808111.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1118082397) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 201177 + ... + 206659.

It is an arithmetic number, because the mean of its divisors is an integer number (33167232).

Almost surely, 2^1118082394 is an apocalyptic number.

1118082394 is a deficient number, since it is larger than the sum of its proper divisors (1004620454).

1118082394 is a wasteful number, since it uses less digits than its factorization.

1118082394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5563.

The product of its (nonzero) digits is 13824, while the sum is 37.

The square root of 1118082394 is about 33437.7390683042. The cubic root of 1118082394 is about 1037.9057938246.

The spelling of 1118082394 in words is "one billion, one hundred eighteen million, eighty-two thousand, three hundred ninety-four".