2385309453 has 4 divisors (see below), whose sum is σ = 3180412608. Its totient is φ = 1590206300.

The previous prime is 2385309391. The next prime is 2385309481. The reversal of 2385309453 is 3549035832.

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 not a de Polignac number, because 2385309453 - 2¹² = 2385305357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2385309853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397551573 + ... + 397551578.

It is an arithmetic number, because the mean of its divisors is an integer number (795103152).

Almost surely, 2^2385309453 is an apocalyptic number.

It is an amenable number.

2385309453 is a deficient number, since it is larger than the sum of its proper divisors (795103155).

2385309453 is an equidigital number, since it uses as much as digits as its factorization.

2385309453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795103154.

The product of its (nonzero) digits is 388800, while the sum is 42.

The square root of 2385309453 is about 48839.6299433155. The cubic root of 2385309453 is about 1336.1285473156.

The spelling of 2385309453 in words is "two billion, three hundred eighty-five million, three hundred nine thousand, four hundred fifty-three".