2541728071 has 2 divisors, whose sum is σ = 2541728072. Its totient is φ = 2541728070.

The previous prime is 2541728069. The next prime is 2541728117. The reversal of 2541728071 is 1708271452.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2541728071 - 2¹ = 2541728069 is a prime.

Together with 2541728069, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2541728071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2541728041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1270864035 + 1270864036.

It is an arithmetic number, because the mean of its divisors is an integer number (1270864036).

Almost surely, 2^2541728071 is an apocalyptic number.

2541728071 is a deficient number, since it is larger than the sum of its proper divisors (1).

2541728071 is an equidigital number, since it uses as much as digits as its factorization.

2541728071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31360, while the sum is 37.

The square root of 2541728071 is about 50415.5538598953. The cubic root of 2541728071 is about 1364.7183416138.

The spelling of 2541728071 in words is "two billion, five hundred forty-one million, seven hundred twenty-eight thousand, seventy-one".