2548047811 has 2 divisors, whose sum is σ = 2548047812. Its totient is φ = 2548047810.

The previous prime is 2548047779. The next prime is 2548047833. The reversal of 2548047811 is 1187408452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2548047811 - 2⁵ = 2548047779 is a prime.

It is not a weakly prime, because it can be changed into another prime (2548047011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1274023905 + 1274023906.

It is an arithmetic number, because the mean of its divisors is an integer number (1274023906).

Almost surely, 2^2548047811 is an apocalyptic number.

2548047811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2548047811 is an equidigital number, since it uses as much as digits as its factorization.

2548047811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 71680, while the sum is 40.

The square root of 2548047811 is about 50478.1914394722. The cubic root of 2548047811 is about 1365.8484817653.

The spelling of 2548047811 in words is "two billion, five hundred forty-eight million, forty-seven thousand, eight hundred eleven".