6668134027 has 2 divisors, whose sum is σ = 6668134028. Its totient is φ = 6668134026.

The previous prime is 6668133947. The next prime is 6668134061. The reversal of 6668134027 is 7204318666.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6668134027 is a prime.

It is a super-2 number, since 2×6668134027² = 88928022804070473458, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6668134327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3334067013 + 3334067014.

It is an arithmetic number, because the mean of its divisors is an integer number (3334067014).

Almost surely, 2^6668134027 is an apocalyptic number.

6668134027 is a deficient number, since it is larger than the sum of its proper divisors (1).

6668134027 is an equidigital number, since it uses as much as digits as its factorization.

6668134027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 6668134027 is about 81658.6433085929. The cubic root of 6668134027 is about 1882.2101315265.

The spelling of 6668134027 in words is "six billion, six hundred sixty-eight million, one hundred thirty-four thousand, twenty-seven".