2541340244413 has 4 divisors (see below), whose sum is σ = 2547209390908. Its totient is φ = 2535471097920.

The previous prime is 2541340244389. The next prime is 2541340244419. The reversal of 2541340244413 is 3144420431452.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 79133628249 + 2462206616164 = 281307^2 + 1569142^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541340244413 - 2⁵ = 2541340244381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541340244419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2934572598 + ... + 2934573463.

It is an arithmetic number, because the mean of its divisors is an integer number (636802347727).

Almost surely, 2^{2541340244413} is an apocalyptic number.

It is an amenable number.

2541340244413 is a deficient number, since it is larger than the sum of its proper divisors (5869146495).

2541340244413 is an equidigital number, since it uses as much as digits as its factorization.

2541340244413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5869146494.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 2541340244413 its reverse (3144420431452), we get a palindrome (5685760675865).

The spelling of 2541340244413 in words is "two trillion, five hundred forty-one billion, three hundred forty million, two hundred forty-four thousand, four hundred thirteen".