67830011 has 2 divisors, whose sum is σ = 67830012. Its totient is φ = 67830010.

The previous prime is 67830001. The next prime is 67830079. The reversal of 67830011 is 11003876.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67830011 - 2¹⁸ = 67567867 is a prime.

It is not a weakly prime, because it can be changed into another prime (67830001) 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, 33915005 + 33915006.

It is an arithmetic number, because the mean of its divisors is an integer number (33915006).

Almost surely, 2^67830011 is an apocalyptic number.

67830011 is a deficient number, since it is larger than the sum of its proper divisors (1).

67830011 is an equidigital number, since it uses as much as digits as its factorization.

67830011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 67830011 is about 8235.8977045614. The cubic root of 67830011 is about 407.8251104697.

Adding to 67830011 its reverse (11003876), we get a palindrome (78833887).

The spelling of 67830011 in words is "sixty-seven million, eight hundred thirty thousand, eleven".