2133405413 has 4 divisors (see below), whose sum is σ = 2138726028. Its totient is φ = 2128084800.

The previous prime is 2133405401. The next prime is 2133405427. The reversal of 2133405413 is 3145043312.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1912050529 + 221354884 = 43727^2 + 14878^2 .

It is a cyclic number.

It is not a de Polignac number, because 2133405413 - 2¹⁴ = 2133389029 is a prime.

It is a super-3 number, since 3×2133405413³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133405433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2659706 + ... + 2660507.

It is an arithmetic number, because the mean of its divisors is an integer number (534681507).

Almost surely, 2^2133405413 is an apocalyptic number.

It is an amenable number.

2133405413 is a deficient number, since it is larger than the sum of its proper divisors (5320615).

2133405413 is an equidigital number, since it uses as much as digits as its factorization.

2133405413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5320614.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2133405413 is about 46188.8018138596. The cubic root of 2133405413 is about 1287.3336776761. Note that the first 3 decimals are identical.

Adding to 2133405413 its reverse (3145043312), we get a palindrome (5278448725).

The spelling of 2133405413 in words is "two billion, one hundred thirty-three million, four hundred five thousand, four hundred thirteen".