68659033 has 2 divisors, whose sum is σ = 68659034. Its totient is φ = 68659032.

The previous prime is 68658959. The next prime is 68659049. The reversal of 68659033 is 33095686.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 68359824 + 299209 = 8268^2 + 547^2 .

It is a cyclic number.

It is not a de Polignac number, because 68659033 - 2¹⁷ = 68527961 is a prime.

It is not a weakly prime, because it can be changed into another prime (68659333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34329516 + 34329517.

It is an arithmetic number, because the mean of its divisors is an integer number (34329517).

Almost surely, 2^68659033 is an apocalyptic number.

It is an amenable number.

68659033 is a deficient number, since it is larger than the sum of its proper divisors (1).

68659033 is an equidigital number, since it uses as much as digits as its factorization.

68659033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 116640, while the sum is 40.

The square root of 68659033 is about 8286.0746436416. The cubic root of 68659033 is about 409.4798738595.

The spelling of 68659033 in words is "sixty-eight million, six hundred fifty-nine thousand, thirty-three".