68113673 has 2 divisors, whose sum is σ = 68113674. Its totient is φ = 68113672.

The previous prime is 68113667. The next prime is 68113709. The reversal of 68113673 is 37631186.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 67289209 + 824464 = 8203^2 + 908^2 .

It is a cyclic number.

It is not a de Polignac number, because 68113673 - 2¹² = 68109577 is a prime.

It is not a weakly prime, because it can be changed into another prime (68113273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34056836 + 34056837.

It is an arithmetic number, because the mean of its divisors is an integer number (34056837).

Almost surely, 2^68113673 is an apocalyptic number.

It is an amenable number.

68113673 is a deficient number, since it is larger than the sum of its proper divisors (1).

68113673 is an equidigital number, since it uses as much as digits as its factorization.

68113673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18144, while the sum is 35.

The square root of 68113673 is about 8253.1008112103. The cubic root of 68113673 is about 408.3928218017.

It can be divided in two parts, 68113 and 673, that added together give a palindrome (68786).

The spelling of 68113673 in words is "sixty-eight million, one hundred thirteen thousand, six hundred seventy-three".