1118943936 has 336 divisors, whose sum is σ = 3773911680. Its totient is φ = 322237440.

The previous prime is 1118943929. The next prime is 1118943971. The reversal of 1118943936 is 6393498111.

1118943936 is a `hidden beast` number, since 1 + 1 + 189 + 439 + 36 = 666.

It is a super-2 number, since 2×1118943936² = 2504071063822344192, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

Its product of digits (139968) is a multiple of the sum of its prime divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 1118943891 and 1118943900.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 26021931 + ... + 26021973.

It is an arithmetic number, because the mean of its divisors is an integer number (11231880).

Almost surely, 2^1118943936 is an apocalyptic number.

1118943936 is a gapful number since it is divisible by the number (16) 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 1118943936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1886955840).

1118943936 is an abundant number, since it is smaller than the sum of its proper divisors (2654967744).

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

1118943936 is a wasteful number, since it uses less digits than its factorization.

1118943936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 96 counting only the distinct ones).

The product of its digits is 139968, while the sum is 45.

The square root of 1118943936 is about 33450.6193664632. The cubic root of 1118943936 is about 1038.1723126013.

The spelling of 1118943936 in words is "one billion, one hundred eighteen million, nine hundred forty-three thousand, nine hundred thirty-six".