2268151811 has 2 divisors, whose sum is σ = 2268151812. Its totient is φ = 2268151810.

The previous prime is 2268151807. The next prime is 2268151891. The reversal of 2268151811 is 1181518622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2268151811 - 2² = 2268151807 is a prime.

It is not a weakly prime, because it can be changed into another prime (2268151891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1134075905 + 1134075906.

It is an arithmetic number, because the mean of its divisors is an integer number (1134075906).

Almost surely, 2^2268151811 is an apocalyptic number.

2268151811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2268151811 is an equidigital number, since it uses as much as digits as its factorization.

2268151811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7680, while the sum is 35.

The square root of 2268151811 is about 47625.1174381754. The cubic root of 2268151811 is about 1313.8850560910.

The spelling of 2268151811 in words is "two billion, two hundred sixty-eight million, one hundred fifty-one thousand, eight hundred eleven".