12305453 has 8 divisors (see below), whose sum is σ = 12821760. Its totient is φ = 11799520.

The previous prime is 12305441. The next prime is 12305471. The reversal of 12305453 is 35450321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12305453 - 2⁸ = 12305197 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 (12305413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125 + ... + 4962.

It is an arithmetic number, because the mean of its divisors is an integer number (1602720).

Almost surely, 2^12305453 is an apocalyptic number.

It is an amenable number.

12305453 is a deficient number, since it is larger than the sum of its proper divisors (516307).

12305453 is an equidigital number, since it uses as much as digits as its factorization.

12305453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5187.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 12305453 is about 3507.9129122599. The cubic root of 12305453 is about 230.8691312224.

Adding to 12305453 its reverse (35450321), we get a palindrome (47755774).

The spelling of 12305453 in words is "twelve million, three hundred five thousand, four hundred fifty-three".