2131835 has 8 divisors (see below), whose sum is σ = 2566080. Its totient is φ = 1700224.

The previous prime is 2131823. The next prime is 2131837. The reversal of 2131835 is 5381312.

2131835 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2131835 - 2⁶ = 2131771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2131835.

It is not an unprimeable number, because it can be changed into a prime (2131837) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2606 + ... + 3324.

It is an arithmetic number, because the mean of its divisors is an integer number (320760).

2^2131835 is an apocalyptic number.

2131835 is a deficient number, since it is larger than the sum of its proper divisors (434245).

2131835 is an equidigital number, since it uses as much as digits as its factorization.

2131835 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317.

The product of its digits is 720, while the sum is 23.

The square root of 2131835 is about 1460.0804772340. The cubic root of 2131835 is about 128.7017728696.

It can be divided in two parts, 213 and 1835, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 2131835 in words is "two million, one hundred thirty-one thousand, eight hundred thirty-five".