4126666811 has 2 divisors, whose sum is σ = 4126666812. Its totient is φ = 4126666810.

The previous prime is 4126666799. The next prime is 4126666813. The reversal of 4126666811 is 1186666214.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4126666811 is a prime.

It is a Sophie Germain prime.

Together with 4126666813, 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 (4126666813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2063333405 + 2063333406.

It is an arithmetic number, because the mean of its divisors is an integer number (2063333406).

Almost surely, 2^4126666811 is an apocalyptic number.

4126666811 is a deficient number, since it is larger than the sum of its proper divisors (1).

4126666811 is an equidigital number, since it uses as much as digits as its factorization.

4126666811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 41.

The square root of 4126666811 is about 64239.1376887953. The cubic root of 4126666811 is about 1603.9831501921.

The spelling of 4126666811 in words is "four billion, one hundred twenty-six million, six hundred sixty-six thousand, eight hundred eleven".