243120125341 has 2 divisors, whose sum is σ = 243120125342. Its totient is φ = 243120125340.

The previous prime is 243120125317. The next prime is 243120125407. The reversal of 243120125341 is 143521021342.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 231010003225 + 12110122116 = 480635^2 + 110046^2 .

It is a cyclic number.

It is not a de Polignac number, because 243120125341 - 2²⁷ = 242985907613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (243120125641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121560062670 + 121560062671.

It is an arithmetic number, because the mean of its divisors is an integer number (121560062671).

Almost surely, 2^243120125341 is an apocalyptic number.

It is an amenable number.

243120125341 is a deficient number, since it is larger than the sum of its proper divisors (1).

243120125341 is an equidigital number, since it uses as much as digits as its factorization.

243120125341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 243120125341 its reverse (143521021342), we get a palindrome (386641146683).

It can be divided in two parts, 2431201 and 25341, that added together give a palindrome (2456542).

The spelling of 243120125341 in words is "two hundred forty-three billion, one hundred twenty million, one hundred twenty-five thousand, three hundred forty-one".