2133535 has 4 divisors (see below), whose sum is σ = 2560248. Its totient is φ = 1706824.

The previous prime is 2133533. The next prime is 2133539. The reversal of 2133535 is 5353312.

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 2133535 - 2¹ = 2133533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133533) 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, 213349 + ... + 213358.

It is an arithmetic number, because the mean of its divisors is an integer number (640062).

2^2133535 is an apocalyptic number.

2133535 is a deficient number, since it is larger than the sum of its proper divisors (426713).

2133535 is an equidigital number, since it uses as much as digits as its factorization.

2133535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426712.

The product of its digits is 1350, while the sum is 22.

The square root of 2133535 is about 1460.6625209130. The cubic root of 2133535 is about 128.7359742160.

Adding to 2133535 its reverse (5353312), we get a palindrome (7486847).

The spelling of 2133535 in words is "two million, one hundred thirty-three thousand, five hundred thirty-five".