3240205133 has 4 divisors (see below), whose sum is σ = 3534769248. Its totient is φ = 2945641020.

The previous prime is 3240205127. The next prime is 3240205153. The reversal of 3240205133 is 3315020423.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3240205133 - 2¹⁰ = 3240204109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3240205099 and 3240205108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3240205153) 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, 147282041 + ... + 147282062.

It is an arithmetic number, because the mean of its divisors is an integer number (883692312).

Almost surely, 2^3240205133 is an apocalyptic number.

It is an amenable number.

3240205133 is a deficient number, since it is larger than the sum of its proper divisors (294564115).

3240205133 is a wasteful number, since it uses less digits than its factorization.

3240205133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294564114.

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 3240205133 is about 56922.7997642421. The cubic root of 3240205133 is about 1479.7584724258.

Adding to 3240205133 its reverse (3315020423), we get a palindrome (6555225556).

The spelling of 3240205133 in words is "three billion, two hundred forty million, two hundred five thousand, one hundred thirty-three".