1140784100 has 36 divisors (see below), whose sum is σ = 2477008128. Its totient is φ = 456036000.

The previous prime is 1140784093. The next prime is 1140784103. The reversal of 1140784100 is 14870411.

It is a self number, because there is not a number n which added to its sum of digits gives 1140784100.

It is not an unprimeable number, because it can be changed into a prime (1140784103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264965 + ... + 269235.

Almost surely, 2^1140784100 is an apocalyptic number.

1140784100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1140784100 is an abundant number, since it is smaller than the sum of its proper divisors (1336224028).

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

1140784100 is a wasteful number, since it uses less digits than its factorization.

1140784100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6956 (or 6949 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 1140784100 is about 33775.4955552098. The cubic root of 1140784100 is about 1044.8833764069.

The spelling of 1140784100 in words is "one billion, one hundred forty million, seven hundred eighty-four thousand, one hundred".