12453575 has 6 divisors (see below), whose sum is σ = 15442464. Its totient is φ = 9962840.

The previous prime is 12453563. The next prime is 12453583. The reversal of 12453575 is 57535421.

It is not a de Polignac number, because 12453575 - 2⁸ = 12453319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 249047 + ... + 249096.

It is an arithmetic number, because the mean of its divisors is an integer number (2573744).

Almost surely, 2^12453575 is an apocalyptic number.

12453575 is a deficient number, since it is larger than the sum of its proper divisors (2988889).

12453575 is an equidigital number, since it uses as much as digits as its factorization.

12453575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498153 (or 498148 counting only the distinct ones).

The product of its digits is 21000, while the sum is 32.

The square root of 12453575 is about 3528.9623120685. The cubic root of 12453575 is about 231.7917709009.

Adding to 12453575 its reverse (57535421), we get a palindrome (69988996).

The spelling of 12453575 in words is "twelve million, four hundred fifty-three thousand, five hundred seventy-five".