2542882871 has 2 divisors, whose sum is σ = 2542882872. Its totient is φ = 2542882870.

The previous prime is 2542882847. The next prime is 2542882913. The reversal of 2542882871 is 1782882452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2542882871 - 2⁶ = 2542882807 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2542882171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1271441435 + 1271441436.

It is an arithmetic number, because the mean of its divisors is an integer number (1271441436).

Almost surely, 2^2542882871 is an apocalyptic number.

2542882871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2542882871 is an equidigital number, since it uses as much as digits as its factorization.

2542882871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 573440, while the sum is 47.

The square root of 2542882871 is about 50427.0053741049. The cubic root of 2542882871 is about 1364.9249908019.

The spelling of 2542882871 in words is "two billion, five hundred forty-two million, eight hundred eighty-two thousand, eight hundred seventy-one".