1053839 has 4 divisors (see below), whose sum is σ = 1057224. Its totient is φ = 1050456.

The previous prime is 1053827. The next prime is 1053863. The reversal of 1053839 is 9383501.

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 1053839 - 2⁸ = 1053583 is a prime.

It is a super-2 number, since 2×1053839² = 2221153275842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1053809) 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, 1172 + ... + 1865.

It is an arithmetic number, because the mean of its divisors is an integer number (264306).

2^1053839 is an apocalyptic number.

1053839 is a deficient number, since it is larger than the sum of its proper divisors (3385).

1053839 is an equidigital number, since it uses as much as digits as its factorization.

1053839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 1053839 is about 1026.5666076782. The cubic root of 1053839 is about 101.7633563110.

The spelling of 1053839 in words is "one million, fifty-three thousand, eight hundred thirty-nine".