68324153 has 2 divisors, whose sum is σ = 68324154. Its totient is φ = 68324152.

The previous prime is 68324149. The next prime is 68324167. The reversal of 68324153 is 35142386.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38588944 + 29735209 = 6212^2 + 5453^2 .

It is a cyclic number.

It is not a de Polignac number, because 68324153 - 2² = 68324149 is a prime.

It is not a weakly prime, because it can be changed into another prime (68324353) 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, 34162076 + 34162077.

It is an arithmetic number, because the mean of its divisors is an integer number (34162077).

Almost surely, 2^68324153 is an apocalyptic number.

It is an amenable number.

68324153 is a deficient number, since it is larger than the sum of its proper divisors (1).

68324153 is an equidigital number, since it uses as much as digits as its factorization.

68324153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17280, while the sum is 32.

The square root of 68324153 is about 8265.8425462865. The cubic root of 68324153 is about 408.8130513390.

The spelling of 68324153 in words is "sixty-eight million, three hundred twenty-four thousand, one hundred fifty-three".