1104839 has 4 divisors (see below), whose sum is σ = 1115880. Its totient is φ = 1093800.

The previous prime is 1104833. The next prime is 1104853. The reversal of 1104839 is 9384011.

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 1104839 - 2⁴ = 1104823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5369 + ... + 5570.

It is an arithmetic number, because the mean of its divisors is an integer number (278970).

2^1104839 is an apocalyptic number.

1104839 is a deficient number, since it is larger than the sum of its proper divisors (11041).

1104839 is a wasteful number, since it uses less digits than its factorization.

1104839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11040.

The product of its (nonzero) digits is 864, while the sum is 26.

The square root of 1104839 is about 1051.1132194012. The cubic root of 1104839 is about 103.3791599257.

The spelling of 1104839 in words is "one million, one hundred four thousand, eight hundred thirty-nine".