2099135 has 4 divisors (see below), whose sum is σ = 2518968. Its totient is φ = 1679304.

The previous prime is 2099129. The next prime is 2099147. The reversal of 2099135 is 5319902.

2099135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2099135 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2099098 and 2099107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209909 + ... + 209918.

It is an arithmetic number, because the mean of its divisors is an integer number (629742).

2^2099135 is an apocalyptic number.

2099135 is a deficient number, since it is larger than the sum of its proper divisors (419833).

2099135 is an equidigital number, since it uses as much as digits as its factorization.

2099135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419832.

The product of its (nonzero) digits is 2430, while the sum is 29.

The square root of 2099135 is about 1448.8391905246. The cubic root of 2099135 is about 128.0403315289.

The spelling of 2099135 in words is "two million, ninety-nine thousand, one hundred thirty-five".