12673723 has 4 divisors (see below), whose sum is σ = 12683008. Its totient is φ = 12664440.

The previous prime is 12673709. The next prime is 12673751. The reversal of 12673723 is 32737621.

12673723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 32737621 = 7 ⋅4676803.

It is a cyclic number.

It is not a de Polignac number, because 12673723 - 2¹³ = 12665531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12673753) 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, 2148 + ... + 5473.

It is an arithmetic number, because the mean of its divisors is an integer number (3170752).

Almost surely, 2^12673723 is an apocalyptic number.

12673723 is a deficient number, since it is larger than the sum of its proper divisors (9285).

12673723 is an equidigital number, since it uses as much as digits as its factorization.

12673723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9284.

The product of its digits is 10584, while the sum is 31.

The square root of 12673723 is about 3560.0172752390. The cubic root of 12673723 is about 233.1496334182.

The spelling of 12673723 in words is "twelve million, six hundred seventy-three thousand, seven hundred twenty-three".