68541079 has 2 divisors, whose sum is σ = 68541080. Its totient is φ = 68541078.

The previous prime is 68541071. The next prime is 68541089. The reversal of 68541079 is 97014586.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68541079 - 2³ = 68541071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68541071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34270539 + 34270540.

It is an arithmetic number, because the mean of its divisors is an integer number (34270540).

Almost surely, 2^68541079 is an apocalyptic number.

68541079 is a deficient number, since it is larger than the sum of its proper divisors (1).

68541079 is an equidigital number, since it uses as much as digits as its factorization.

68541079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 68541079 is about 8278.9539798214. The cubic root of 68541079 is about 409.2452483848.

The spelling of 68541079 in words is "sixty-eight million, five hundred forty-one thousand, seventy-nine".