3242145523 has 4 divisors (see below), whose sum is σ = 3273622768. Its totient is φ = 3210668280.

The previous prime is 3242145443. The next prime is 3242145539. The reversal of 3242145523 is 3255412423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3255412423 = 41 ⋅79400303.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3242145523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3242145563) 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, 15738468 + ... + 15738673.

It is an arithmetic number, because the mean of its divisors is an integer number (818405692).

Almost surely, 2^3242145523 is an apocalyptic number.

3242145523 is a deficient number, since it is larger than the sum of its proper divisors (31477245).

3242145523 is a wasteful number, since it uses less digits than its factorization.

3242145523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31477244.

The product of its digits is 28800, while the sum is 31.

The square root of 3242145523 is about 56939.8412625114. The cubic root of 3242145523 is about 1480.0537968940.

Adding to 3242145523 its reverse (3255412423), we get a palindrome (6497557946).

The spelling of 3242145523 in words is "three billion, two hundred forty-two million, one hundred forty-five thousand, five hundred twenty-three".