2091035 has 4 divisors (see below), whose sum is σ = 2509248. Its totient is φ = 1672824.

The previous prime is 2090989. The next prime is 2091053. The reversal of 2091035 is 5301902.

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 2091035 - 2¹² = 2086939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2090998 and 2091016.

It is an unprimeable number.

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, 209099 + ... + 209108.

It is an arithmetic number, because the mean of its divisors is an integer number (627312).

2^2091035 is an apocalyptic number.

2091035 is a deficient number, since it is larger than the sum of its proper divisors (418213).

2091035 is an equidigital number, since it uses as much as digits as its factorization.

2091035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 418212.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 2091035 is about 1446.0411474090. The cubic root of 2091035 is about 127.8754281202.

Adding to 2091035 its reverse (5301902), we get a palindrome (7392937).

The spelling of 2091035 in words is "two million, ninety-one thousand, thirty-five".