1065559 has 8 divisors (see below), whose sum is σ = 1171728. Its totient is φ = 960960.

The previous prime is 1065557. The next prime is 1065569. The reversal of 1065559 is 9555601.

It is a happy number.

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

It is not a de Polignac number, because 1065559 - 2¹ = 1065557 is a prime.

It is a super-2 number, since 2×1065559² = 2270831964962, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1065559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065557) 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, 1419 + ... + 2035.

It is an arithmetic number, because the mean of its divisors is an integer number (146466).

2^1065559 is an apocalyptic number.

1065559 is a deficient number, since it is larger than the sum of its proper divisors (106169).

1065559 is a wasteful number, since it uses less digits than its factorization.

1065559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785.

The product of its (nonzero) digits is 6750, while the sum is 31.

The square root of 1065559 is about 1032.2591728825. The cubic root of 1065559 is about 102.1392114276.

It can be divided in two parts, 106 and 5559, that added together give a palindrome (5665).

The spelling of 1065559 in words is "one million, sixty-five thousand, five hundred fifty-nine".