1049539 has 4 divisors (see below), whose sum is σ = 1085760. Its totient is φ = 1013320.

The previous prime is 1049537. The next prime is 1049549. The reversal of 1049539 is 9359401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9359401 = 17 ⋅550553.

It is a cyclic number.

It is not a de Polignac number, because 1049539 - 2¹ = 1049537 is a prime.

It is a super-2 number, since 2×1049539² = 2203064225042, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 1 + 0 + 4¹⁰ + 9² + 5³ + 3³ + 9³ .

1049539 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1049539.

It is not an unprimeable number, because it can be changed into a prime (1049533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18067 + ... + 18124.

It is an arithmetic number, because the mean of its divisors is an integer number (271440).

2^1049539 is an apocalyptic number.

1049539 is a deficient number, since it is larger than the sum of its proper divisors (36221).

1049539 is an equidigital number, since it uses as much as digits as its factorization.

1049539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36220.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 1049539 is about 1024.4701069333. The cubic root of 1049539 is about 101.6247586240.

The spelling of 1049539 in words is "one million, forty-nine thousand, five hundred thirty-nine".