7668611 has 2 divisors, whose sum is σ = 7668612. Its totient is φ = 7668610.

The previous prime is 7668601. The next prime is 7668613. The reversal of 7668611 is 1168667.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7668611 is a prime.

Together with 7668613, 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 (7668613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3834305 + 3834306.

It is an arithmetic number, because the mean of its divisors is an integer number (3834306).

Almost surely, 2^7668611 is an apocalyptic number.

7668611 is a deficient number, since it is larger than the sum of its proper divisors (1).

7668611 is an equidigital number, since it uses as much as digits as its factorization.

7668611 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 35.

The square root of 7668611 is about 2769.2257040552. The cubic root of 7668611 is about 197.1993909988.

The spelling of 7668611 in words is "seven million, six hundred sixty-eight thousand, six hundred eleven".