1078644883 has 8 divisors (see below), whose sum is σ = 1160818560. Its totient is φ = 998551680.

The previous prime is 1078644863. The next prime is 1078644893. The reversal of 1078644883 is 3884468701.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1078644883 - 2¹⁷ = 1078513811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1078644863) 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, 519043 + ... + 521116.

It is an arithmetic number, because the mean of its divisors is an integer number (145102320).

Almost surely, 2^1078644883 is an apocalyptic number.

1078644883 is a deficient number, since it is larger than the sum of its proper divisors (82173677).

1078644883 is a wasteful number, since it uses less digits than its factorization.

1078644883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040237.

The product of its (nonzero) digits is 1032192, while the sum is 49.

The square root of 1078644883 is about 32842.7295302933. The cubic root of 1078644883 is about 1025.5562740582.

The spelling of 1078644883 in words is "one billion, seventy-eight million, six hundred forty-four thousand, eight hundred eighty-three".