1111983216 has 20 divisors (see below), whose sum is σ = 2872623432. Its totient is φ = 370661056.

The previous prime is 1111983211. The next prime is 1111983233. The reversal of 1111983216 is 6123891111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111983211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11583111 + ... + 11583206.

Almost surely, 2^1111983216 is an apocalyptic number.

1111983216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1111983216 is an abundant number, since it is smaller than the sum of its proper divisors (1760640216).

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

1111983216 is a wasteful number, since it uses less digits than its factorization.

1111983216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23166328 (or 23166322 counting only the distinct ones).

The product of its digits is 2592, while the sum is 33.

The square root of 1111983216 is about 33346.4123407601. The cubic root of 1111983216 is about 1036.0150810504.

The spelling of 1111983216 in words is "one billion, one hundred eleven million, nine hundred eighty-three thousand, two hundred sixteen".