1118579712 has 176 divisors, whose sum is σ = 3119824512. Its totient is φ = 356024320.

The previous prime is 1118579641. The next prime is 1118579717. The reversal of 1118579712 is 2179758111.

It is not an unprimeable number, because it can be changed into a prime (1118579717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10453963 + ... + 10454069.

Almost surely, 2^1118579712 is an apocalyptic number.

1118579712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1118579712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1559912256).

1118579712 is an abundant number, since it is smaller than the sum of its proper divisors (2001244800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1118579712 is a wasteful number, since it uses less digits than its factorization.

1118579712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254 (or 236 counting only the distinct ones).

The product of its digits is 35280, while the sum is 42.

The square root of 1118579712 is about 33445.1747192327. The cubic root of 1118579712 is about 1038.0596562845.

The spelling of 1118579712 in words is "one billion, one hundred eighteen million, five hundred seventy-nine thousand, seven hundred twelve".