68324911 has 2 divisors, whose sum is σ = 68324912. Its totient is φ = 68324910.

The previous prime is 68324849. The next prime is 68324917. The reversal of 68324911 is 11942386.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68324911 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68324917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34162455 + 34162456.

It is an arithmetic number, because the mean of its divisors is an integer number (34162456).

Almost surely, 2^68324911 is an apocalyptic number.

68324911 is a deficient number, since it is larger than the sum of its proper divisors (1).

68324911 is an equidigital number, since it uses as much as digits as its factorization.

68324911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 34.

The square root of 68324911 is about 8265.8883975045. Note that the first 3 decimals coincide. The cubic root of 68324911 is about 408.8145631477.

The spelling of 68324911 in words is "sixty-eight million, three hundred twenty-four thousand, nine hundred eleven".