2320315453 has 4 divisors (see below), whose sum is σ = 2321292348. Its totient is φ = 2319338560.

The previous prime is 2320315451. The next prime is 2320315477. The reversal of 2320315453 is 3545130232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 532547929 + 1787767524 = 23077^2 + 42282^2 .

It is a cyclic number.

It is not a de Polignac number, because 2320315453 - 2¹ = 2320315451 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 (2320315451) 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, 484876 + ... + 489637.

It is an arithmetic number, because the mean of its divisors is an integer number (580323087).

Almost surely, 2^2320315453 is an apocalyptic number.

It is an amenable number.

2320315453 is a deficient number, since it is larger than the sum of its proper divisors (976895).

2320315453 is an equidigital number, since it uses as much as digits as its factorization.

2320315453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 976894.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 2320315453 is about 48169.6528220829. The cubic root of 2320315453 is about 1323.8811873696.

Adding to 2320315453 its reverse (3545130232), we get a palindrome (5865445685).

The spelling of 2320315453 in words is "two billion, three hundred twenty million, three hundred fifteen thousand, four hundred fifty-three".