2851266851 has 2 divisors, whose sum is σ = 2851266852. Its totient is φ = 2851266850.

The previous prime is 2851266823. The next prime is 2851266853. The reversal of 2851266851 is 1586621582.

2851266851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2851266851 is a prime.

It is a super-2 number, since 2×2851266851² = 16259445311222912402, which contains 22 as substring.

Together with 2851266853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2851266853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1425633425 + 1425633426.

It is an arithmetic number, because the mean of its divisors is an integer number (1425633426).

Almost surely, 2^2851266851 is an apocalyptic number.

2851266851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2851266851 is an equidigital number, since it uses as much as digits as its factorization.

2851266851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 44.

The square root of 2851266851 is about 53397.2550886279. The cubic root of 2851266851 is about 1418.0099829010.

The spelling of 2851266851 in words is "two billion, eight hundred fifty-one million, two hundred sixty-six thousand, eight hundred fifty-one".