1075321 has 8 divisors (see below), whose sum is σ = 1166984. Its totient is φ = 984960.

The previous prime is 1075303. The next prime is 1075337. The reversal of 1075321 is 1235701.

It can be written as a sum of positive squares in 4 ways, for example, as 4096 + 1071225 = 64^2 + 1035^2 .

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 1075321 - 2⁵ = 1075289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1075351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2125 + ... + 2581.

It is an arithmetic number, because the mean of its divisors is an integer number (145873).

2^1075321 is an apocalyptic number.

It is an amenable number.

1075321 is a deficient number, since it is larger than the sum of its proper divisors (91663).

1075321 is a wasteful number, since it uses less digits than its factorization.

1075321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 1075321 is about 1036.9768560580. The cubic root of 1075321 is about 102.4501760628.

The spelling of 1075321 in words is "one million, seventy-five thousand, three hundred twenty-one".