12023243 has 2 divisors, whose sum is σ = 12023244. Its totient is φ = 12023242.

The previous prime is 12023239. The next prime is 12023279. The reversal of 12023243 is 34232021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12023243 - 2² = 12023239 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12022243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6011621 + 6011622.

It is an arithmetic number, because the mean of its divisors is an integer number (6011622).

Almost surely, 2^12023243 is an apocalyptic number.

12023243 is a deficient number, since it is larger than the sum of its proper divisors (1).

12023243 is an equidigital number, since it uses as much as digits as its factorization.

12023243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 12023243 is about 3467.4548302754. The cubic root of 12023243 is about 229.0905675848.

Adding to 12023243 its reverse (34232021), we get a palindrome (46255264).

The spelling of 12023243 in words is "twelve million, twenty-three thousand, two hundred forty-three".