12142342441 has 2 divisors, whose sum is σ = 12142342442. Its totient is φ = 12142342440.

The previous prime is 12142342411. The next prime is 12142342501. The reversal of 12142342441 is 14424324121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8431096041 + 3711246400 = 91821^2 + 60920^2 .

It is a cyclic number.

It is not a de Polignac number, because 12142342441 - 2⁵ = 12142342409 is a prime.

It is not a weakly prime, because it can be changed into another prime (12142342411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6071171220 + 6071171221.

It is an arithmetic number, because the mean of its divisors is an integer number (6071171221).

Almost surely, 2^12142342441 is an apocalyptic number.

It is an amenable number.

12142342441 is a deficient number, since it is larger than the sum of its proper divisors (1).

12142342441 is an equidigital number, since it uses as much as digits as its factorization.

12142342441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6144, while the sum is 28.

Adding to 12142342441 its reverse (14424324121), we get a palindrome (26566666562).

The spelling of 12142342441 in words is "twelve billion, one hundred forty-two million, three hundred forty-two thousand, four hundred forty-one".