2541305653 has 2 divisors, whose sum is σ = 2541305654. Its totient is φ = 2541305652.

The previous prime is 2541305647. The next prime is 2541305681. The reversal of 2541305653 is 3565031452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2440162404 + 101143249 = 49398^2 + 10057^2 .

It is a cyclic number.

It is not a de Polignac number, because 2541305653 - 2²⁹ = 2004434741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2541305623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270652826 + 1270652827.

It is an arithmetic number, because the mean of its divisors is an integer number (1270652827).

Almost surely, 2^2541305653 is an apocalyptic number.

It is an amenable number.

2541305653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541305653 is an equidigital number, since it uses as much as digits as its factorization.

2541305653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 34.

The square root of 2541305653 is about 50411.3643239300. The cubic root of 2541305653 is about 1364.6427351084.

The spelling of 2541305653 in words is "two billion, five hundred forty-one million, three hundred five thousand, six hundred fifty-three".