2548043653 has 2 divisors, whose sum is σ = 2548043654. Its totient is φ = 2548043652.

The previous prime is 2548043633. The next prime is 2548043689. The reversal of 2548043653 is 3563408452.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1961338369 + 586705284 = 44287^2 + 24222^2 .

It is a cyclic number.

It is not a de Polignac number, because 2548043653 - 2¹³ = 2548035461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2548043633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274021826 + 1274021827.

It is an arithmetic number, because the mean of its divisors is an integer number (1274021827).

Almost surely, 2^2548043653 is an apocalyptic number.

It is an amenable number.

2548043653 is a deficient number, since it is larger than the sum of its proper divisors (1).

2548043653 is an equidigital number, since it uses as much as digits as its factorization.

2548043653 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 square root of 2548043653 is about 50478.1502533522. The cubic root of 2548043653 is about 1365.8477388173.

The spelling of 2548043653 in words is "two billion, five hundred forty-eight million, forty-three thousand, six hundred fifty-three".