2541838653 has 12 divisors (see below), whose sum is σ = 3673175740. Its totient is φ = 1693806336.

The previous prime is 2541838643. The next prime is 2541838687. The reversal of 2541838653 is 3568381452.

2541838653 is a `hidden beast` number, since 254 + 18 + 386 + 5 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1356964569 + 1184874084 = 36837^2 + 34422^2 .

It is not a de Polignac number, because 2541838653 - 2⁹ = 2541838141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2541838599 and 2541838608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2541838613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40948 + ... + 82221.

Almost surely, 2^2541838653 is an apocalyptic number.

It is an amenable number.

2541838653 is a deficient number, since it is larger than the sum of its proper divisors (1131337087).

2541838653 is a wasteful number, since it uses less digits than its factorization.

2541838653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125468 (or 125465 counting only the distinct ones).

The product of its digits is 691200, while the sum is 45.

The square root of 2541838653 is about 50416.6505531655. The cubic root of 2541838653 is about 1364.7381327547.

The spelling of 2541838653 in words is "two billion, five hundred forty-one million, eight hundred thirty-eight thousand, six hundred fifty-three".