12043342273 has 2 divisors, whose sum is σ = 12043342274. Its totient is φ = 12043342272.

The previous prime is 12043342219. The next prime is 12043342277. The reversal of 12043342273 is 37224334021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6814172304 + 5229169969 = 82548^2 + 72313^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12043342273 is a prime.

It is not a weakly prime, because it can be changed into another prime (12043342277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6021671136 + 6021671137.

It is an arithmetic number, because the mean of its divisors is an integer number (6021671137).

Almost surely, 2^12043342273 is an apocalyptic number.

It is an amenable number.

12043342273 is a deficient number, since it is larger than the sum of its proper divisors (1).

12043342273 is an equidigital number, since it uses as much as digits as its factorization.

12043342273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 31.

Adding to 12043342273 its reverse (37224334021), we get a palindrome (49267676294).

The spelling of 12043342273 in words is "twelve billion, forty-three million, three hundred forty-two thousand, two hundred seventy-three".