3230221453 has 4 divisors (see below), whose sum is σ = 3370665888. Its totient is φ = 3089777020.

The previous prime is 3230221433. The next prime is 3230221481. The reversal of 3230221453 is 3541220323.

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 a de Polignac number, because none of the positive numbers 2^k-3230221453 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 (3230221433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70222183 + ... + 70222228.

It is an arithmetic number, because the mean of its divisors is an integer number (842666472).

Almost surely, 2^3230221453 is an apocalyptic number.

It is an amenable number.

3230221453 is a deficient number, since it is larger than the sum of its proper divisors (140444435).

3230221453 is a wasteful number, since it uses less digits than its factorization.

3230221453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140444434.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3230221453 is about 56835.0371953780. The cubic root of 3230221453 is about 1478.2371043099.

Adding to 3230221453 its reverse (3541220323), we get a palindrome (6771441776).

The spelling of 3230221453 in words is "three billion, two hundred thirty million, two hundred twenty-one thousand, four hundred fifty-three".