1073659 has 4 divisors (see below), whose sum is σ = 1079416. Its totient is φ = 1067904.

The previous prime is 1073651. The next prime is 1073687. The reversal of 1073659 is 9563701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1073659 - 2³ = 1073651 is a prime.

It is a Duffinian number.

1073659 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1073659.

It is not an unprimeable number, because it can be changed into a prime (1073651) 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 3 ways as a sum of consecutive naturals, for example, 2589 + ... + 2974.

It is an arithmetic number, because the mean of its divisors is an integer number (269854).

2^1073659 is an apocalyptic number.

1073659 is a deficient number, since it is larger than the sum of its proper divisors (5757).

1073659 is an equidigital number, since it uses as much as digits as its factorization.

1073659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 1073659 is about 1036.1751782397. The cubic root of 1073659 is about 102.3973670282.

The spelling of 1073659 in words is "one million, seventy-three thousand, six hundred fifty-nine".