2105339 has 4 divisors (see below), whose sum is σ = 2116224. Its totient is φ = 2094456.

The previous prime is 2105329. The next prime is 2105347. The reversal of 2105339 is 9335012.

It is a happy number.

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 2105339 - 2¹² = 2101243 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 1 + 0 + 5⁹ + 3⁶ + 3⁹ + 9³ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2105329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5147 + ... + 5540.

It is an arithmetic number, because the mean of its divisors is an integer number (529056).

2^2105339 is an apocalyptic number.

2105339 is a deficient number, since it is larger than the sum of its proper divisors (10885).

2105339 is a wasteful number, since it uses less digits than its factorization.

2105339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10884.

The product of its (nonzero) digits is 810, while the sum is 23.

The square root of 2105339 is about 1450.9786352666. The cubic root of 2105339 is about 128.1663486612.

The spelling of 2105339 in words is "two million, one hundred five thousand, three hundred thirty-nine".