2548769453 has 2 divisors, whose sum is σ = 2548769454. Its totient is φ = 2548769452.

The previous prime is 2548769423. The next prime is 2548769471. The reversal of 2548769453 is 3549678452.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2500300009 + 48469444 = 50003^2 + 6962^2 .

It is a cyclic number.

It is not a de Polignac number, because 2548769453 - 2²⁸ = 2280333997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2548769395 and 2548769404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2548769413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274384726 + 1274384727.

It is an arithmetic number, because the mean of its divisors is an integer number (1274384727).

Almost surely, 2^2548769453 is an apocalyptic number.

It is an amenable number.

2548769453 is a deficient number, since it is larger than the sum of its proper divisors (1).

2548769453 is an equidigital number, since it uses as much as digits as its factorization.

2548769453 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7257600, while the sum is 53.

The square root of 2548769453 is about 50485.3389906416. The cubic root of 2548769453 is about 1365.9774119199.

The spelling of 2548769453 in words is "two billion, five hundred forty-eight million, seven hundred sixty-nine thousand, four hundred fifty-three".