12445723 has 2 divisors, whose sum is σ = 12445724. Its totient is φ = 12445722.

The previous prime is 12445711. The next prime is 12445753. The reversal of 12445723 is 32754421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12445723 - 2¹³ = 12437531 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12445691 and 12445700.

It is not a weakly prime, because it can be changed into another prime (12445753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6222861 + 6222862.

It is an arithmetic number, because the mean of its divisors is an integer number (6222862).

Almost surely, 2^12445723 is an apocalyptic number.

12445723 is a deficient number, since it is larger than the sum of its proper divisors (1).

12445723 is an equidigital number, since it uses as much as digits as its factorization.

12445723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 28.

The square root of 12445723 is about 3527.8496283147. The cubic root of 12445723 is about 231.7430456251.

The spelling of 12445723 in words is "twelve million, four hundred forty-five thousand, seven hundred twenty-three".