1116689904 has 120 divisors (see below), whose sum is σ = 3428066304. Its totient is φ = 336528000.

The previous prime is 1116689891. The next prime is 1116689909. The reversal of 1116689904 is 4099866111.

It is a self number, because there is not a number n which added to its sum of digits gives 1116689904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116689909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 300699 + ... + 304389.

Almost surely, 2^1116689904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116689904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1714033152).

1116689904 is an abundant number, since it is smaller than the sum of its proper divisors (2311376400).

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

1116689904 is a wasteful number, since it uses less digits than its factorization.

1116689904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907 (or 3898 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 45.

The square root of 1116689904 is about 33416.9104496511. The cubic root of 1116689904 is about 1037.4747361923.

The spelling of 1116689904 in words is "one billion, one hundred sixteen million, six hundred eighty-nine thousand, nine hundred four".