2453403321 has 12 divisors (see below), whose sum is σ = 3576925872. Its totient is φ = 1620315576.

The previous prime is 2453403319. The next prime is 2453403371. The reversal of 2453403321 is 1233043542.

It is not a de Polignac number, because 2453403321 - 2¹ = 2453403319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2453403371) 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 11 ways as a sum of consecutive naturals, for example, 1272871 + ... + 1274796.

It is an arithmetic number, because the mean of its divisors is an integer number (298077156).

Almost surely, 2^2453403321 is an apocalyptic number.

It is an amenable number.

2453403321 is a deficient number, since it is larger than the sum of its proper divisors (1123522551).

2453403321 is a wasteful number, since it uses less digits than its factorization.

2453403321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2547780 (or 2547777 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2453403321 is about 49531.8414860582. The cubic root of 2453403321 is about 1348.7236809636.

Adding to 2453403321 its reverse (1233043542), we get a palindrome (3686446863).

The spelling of 2453403321 in words is "two billion, four hundred fifty-three million, four hundred three thousand, three hundred twenty-one".