2108067811 has 2 divisors, whose sum is σ = 2108067812. Its totient is φ = 2108067810.

The previous prime is 2108067757. The next prime is 2108067823. The reversal of 2108067811 is 1187608012.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2108067811 - 2⁷ = 2108067683 is a prime.

It is not a weakly prime, because it can be changed into another prime (2108067211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1054033905 + 1054033906.

It is an arithmetic number, because the mean of its divisors is an integer number (1054033906).

Almost surely, 2^2108067811 is an apocalyptic number.

2108067811 is a deficient number, since it is larger than the sum of its proper divisors (1).

2108067811 is an equidigital number, since it uses as much as digits as its factorization.

2108067811 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 34.

The square root of 2108067811 is about 45913.6996004461. The cubic root of 2108067811 is about 1282.2169853538.

The spelling of 2108067811 in words is "two billion, one hundred eight million, sixty-seven thousand, eight hundred eleven".