68450099 has 2 divisors, whose sum is σ = 68450100. Its totient is φ = 68450098.

The previous prime is 68450071. The next prime is 68450117. The reversal of 68450099 is 99005486.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68450099 - 2²⁴ = 51672883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (68450029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34225049 + 34225050.

It is an arithmetic number, because the mean of its divisors is an integer number (34225050).

Almost surely, 2^68450099 is an apocalyptic number.

68450099 is a deficient number, since it is larger than the sum of its proper divisors (1).

68450099 is an equidigital number, since it uses as much as digits as its factorization.

68450099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 41.

The square root of 68450099 is about 8273.4574997398. The cubic root of 68450099 is about 409.0640936692.

The spelling of 68450099 in words is "sixty-eight million, four hundred fifty thousand, ninety-nine".