1078775 has 6 divisors (see below), whose sum is σ = 1337712. Its totient is φ = 863000.

The previous prime is 1078757. The next prime is 1078787. The reversal of 1078775 is 5778701.

It is not a de Polignac number, because 1078775 - 2⁶ = 1078711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 21551 + ... + 21600.

It is an arithmetic number, because the mean of its divisors is an integer number (222952).

2^1078775 is an apocalyptic number.

1078775 is a deficient number, since it is larger than the sum of its proper divisors (258937).

1078775 is an equidigital number, since it uses as much as digits as its factorization.

1078775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43161 (or 43156 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 35.

The square root of 1078775 is about 1038.6409389197. The cubic root of 1078775 is about 102.5597510039.

The spelling of 1078775 in words is "one million, seventy-eight thousand, seven hundred seventy-five".