2431545240361 has 2 divisors, whose sum is σ = 2431545240362. Its totient is φ = 2431545240360.

The previous prime is 2431545240239. The next prime is 2431545240401. The reversal of 2431545240361 is 1630425451342.

2431545240361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (2431545240401) can be obtained adding 2431545240361 to its sum of digits (40).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2203906517136 + 227638723225 = 1484556^2 + 477115^2 .

It is a cyclic number.

It is not a de Polignac number, because 2431545240361 - 2²³ = 2431536851753 is a prime.

It is not a weakly prime, because it can be changed into another prime (2431545244361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1215772620180 + 1215772620181.

It is an arithmetic number, because the mean of its divisors is an integer number (1215772620181).

Almost surely, 2^{2431545240361} is an apocalyptic number.

It is an amenable number.

2431545240361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2431545240361 is an equidigital number, since it uses as much as digits as its factorization.

2431545240361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 2431545240361 in words is "two trillion, four hundred thirty-one billion, five hundred forty-five million, two hundred forty thousand, three hundred sixty-one".