68657027 has 2 divisors, whose sum is σ = 68657028. Its totient is φ = 68657026.

The previous prime is 68657023. The next prime is 68657041. The reversal of 68657027 is 72075686.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68657027 - 2² = 68657023 is a prime.

It is not a weakly prime, because it can be changed into another prime (68657023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34328513 + 34328514.

It is an arithmetic number, because the mean of its divisors is an integer number (34328514).

Almost surely, 2^68657027 is an apocalyptic number.

68657027 is a deficient number, since it is larger than the sum of its proper divisors (1).

68657027 is an equidigital number, since it uses as much as digits as its factorization.

68657027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 141120, while the sum is 41.

The square root of 68657027 is about 8285.9535962978. The cubic root of 68657027 is about 409.4758859179.

The spelling of 68657027 in words is "sixty-eight million, six hundred fifty-seven thousand, twenty-seven".