7700066111 has 2 divisors, whose sum is σ = 7700066112. Its totient is φ = 7700066110.

The previous prime is 7700066107. The next prime is 7700066113. The reversal of 7700066111 is 1116600077.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 7700066111 - 2² = 7700066107 is a prime.

It is a super-2 number, since 2×7700066111² (a number of 21 digits) contains 22 as substring.

Together with 7700066113, it forms a pair of twin primes.

It is a Chen prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7700066113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3850033055 + 3850033056.

It is an arithmetic number, because the mean of its divisors is an integer number (3850033056).

Almost surely, 2^7700066111 is an apocalyptic number.

7700066111 is a deficient number, since it is larger than the sum of its proper divisors (1).

7700066111 is an equidigital number, since it uses as much as digits as its factorization.

7700066111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 29.

The square root of 7700066111 is about 87750.0205754962. The cubic root of 7700066111 is about 1974.6864736301.

Adding to 7700066111 its reverse (1116600077), we get a palindrome (8816666188).

The spelling of 7700066111 in words is "seven billion, seven hundred million, sixty-six thousand, one hundred eleven".