12723575 has 6 divisors (see below), whose sum is σ = 15777264. Its totient is φ = 10178840.

The previous prime is 12723569. The next prime is 12723583. The reversal of 12723575 is 57532721.

12723575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-12723575 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 254447 + ... + 254496.

It is an arithmetic number, because the mean of its divisors is an integer number (2629544).

Almost surely, 2^12723575 is an apocalyptic number.

12723575 is a deficient number, since it is larger than the sum of its proper divisors (3053689).

12723575 is an equidigital number, since it uses as much as digits as its factorization.

12723575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508953 (or 508948 counting only the distinct ones).

The product of its digits is 14700, while the sum is 32.

The square root of 12723575 is about 3567.0120549278. The cubic root of 12723575 is about 233.4549309516.

The spelling of 12723575 in words is "twelve million, seven hundred twenty-three thousand, five hundred seventy-five".