1078821484 has 24 divisors (see below), whose sum is σ = 2037600320. Its totient is φ = 496831104.

The previous prime is 1078821481. The next prime is 1078821511. The reversal of 1078821484 is 4841288701.

It is a self number, because there is not a number n which added to its sum of digits gives 1078821484.

It is not an unprimeable number, because it can be changed into a prime (1078821481) 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 7 ways as a sum of consecutive naturals, for example, 1672 + ... + 46480.

Almost surely, 2^1078821484 is an apocalyptic number.

It is an amenable number.

1078821484 is a deficient number, since it is larger than the sum of its proper divisors (958778836).

1078821484 is a wasteful number, since it uses less digits than its factorization.

1078821484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45289 (or 45287 counting only the distinct ones).

The product of its (nonzero) digits is 114688, while the sum is 43.

The square root of 1078821484 is about 32845.4180061694. The cubic root of 1078821484 is about 1025.6122406953.

The spelling of 1078821484 in words is "one billion, seventy-eight million, eight hundred twenty-one thousand, four hundred eighty-four".