1140984 has 96 divisors (see below), whose sum is σ = 3538080. Its totient is φ = 329472.

The previous prime is 1140983. The next prime is 1140991. The reversal of 1140984 is 4890411.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140983) 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, 21502 + ... + 21554.

It is an arithmetic number, because the mean of its divisors is an integer number (36855).

2^1140984 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 1140984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1769040).

1140984 is an abundant number, since it is smaller than the sum of its proper divisors (2397096).

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

1140984 is a wasteful number, since it uses less digits than its factorization.

1140984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 94 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 1140984 is about 1068.1685260295. The cubic root of 1140984 is about 104.4944404603.

The spelling of 1140984 in words is "one million, one hundred forty thousand, nine hundred eighty-four".