1078821303 has 16 divisors (see below), whose sum is σ = 1648586496. Its totient is φ = 614718720.

The previous prime is 1078821277. The next prime is 1078821319. The reversal of 1078821303 is 3031288701.

It is not a de Polignac number, because 1078821303 - 2⁸ = 1078821047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078821323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65353 + ... + 80178.

It is an arithmetic number, because the mean of its divisors is an integer number (103036656).

Almost surely, 2^1078821303 is an apocalyptic number.

1078821303 is a deficient number, since it is larger than the sum of its proper divisors (569765193).

1078821303 is a wasteful number, since it uses less digits than its factorization.

1078821303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145894.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 1078821303 is about 32845.4152508383. The cubic root of 1078821303 is about 1025.6121833377.

The spelling of 1078821303 in words is "one billion, seventy-eight million, eight hundred twenty-one thousand, three hundred three".