3243540481 has 16 divisors (see below), whose sum is σ = 3340465920. Its totient is φ = 3148104960.

The previous prime is 3243540479. The next prime is 3243540491. The reversal of 3243540481 is 1840453423.

It is a cyclic number.

It is not a de Polignac number, because 3243540481 - 2¹ = 3243540479 is a prime.

It is a super-2 number, since 2×3243540481² = 21041109703771422722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3243540451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3214105 + ... + 3215113.

It is an arithmetic number, because the mean of its divisors is an integer number (208779120).

Almost surely, 2^3243540481 is an apocalyptic number.

It is an amenable number.

3243540481 is a deficient number, since it is larger than the sum of its proper divisors (96925439).

3243540481 is a wasteful number, since it uses less digits than its factorization.

3243540481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 3243540481 is about 56952.0893470995. The cubic root of 3243540481 is about 1480.2660346273.

The spelling of 3243540481 in words is "three billion, two hundred forty-three million, five hundred forty thousand, four hundred eighty-one".