12206723 has 2 divisors, whose sum is σ = 12206724. Its totient is φ = 12206722.

The previous prime is 12206717. The next prime is 12206737. The reversal of 12206723 is 32760221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12206723 is a prime.

It is not a weakly prime, because it can be changed into another prime (12206713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6103361 + 6103362.

It is an arithmetic number, because the mean of its divisors is an integer number (6103362).

Almost surely, 2^12206723 is an apocalyptic number.

12206723 is a deficient number, since it is larger than the sum of its proper divisors (1).

12206723 is an equidigital number, since it uses as much as digits as its factorization.

12206723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 12206723 is about 3493.8121014159. The cubic root of 12206723 is about 230.2500305534.

Adding to 12206723 its reverse (32760221), we get a palindrome (44966944).

The spelling of 12206723 in words is "twelve million, two hundred six thousand, seven hundred twenty-three".