2511660271 has 2 divisors, whose sum is σ = 2511660272. Its totient is φ = 2511660270.

The previous prime is 2511660251. The next prime is 2511660323. The reversal of 2511660271 is 1720661152.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2511660271 - 2¹³ = 2511652079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2511660211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1255830135 + 1255830136.

It is an arithmetic number, because the mean of its divisors is an integer number (1255830136).

Almost surely, 2^2511660271 is an apocalyptic number.

2511660271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2511660271 is an equidigital number, since it uses as much as digits as its factorization.

2511660271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 2511660271 is about 50116.4670642295. The cubic root of 2511660271 is about 1359.3155925954.

The spelling of 2511660271 in words is "two billion, five hundred eleven million, six hundred sixty thousand, two hundred seventy-one".