68734903 has 2 divisors, whose sum is σ = 68734904. Its totient is φ = 68734902.

The previous prime is 68734891. The next prime is 68734909. The reversal of 68734903 is 30943786.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68734903 - 2¹³ = 68726711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68734909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34367451 + 34367452.

It is an arithmetic number, because the mean of its divisors is an integer number (34367452).

Almost surely, 2^68734903 is an apocalyptic number.

68734903 is a deficient number, since it is larger than the sum of its proper divisors (1).

68734903 is an equidigital number, since it uses as much as digits as its factorization.

68734903 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 68734903 is about 8290.6515425508. The cubic root of 68734903 is about 409.6306469398.

The spelling of 68734903 in words is "sixty-eight million, seven hundred thirty-four thousand, nine hundred three".