68908603 has 2 divisors, whose sum is σ = 68908604. Its totient is φ = 68908602.

The previous prime is 68908583. The next prime is 68908613. The reversal of 68908603 is 30680986.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68908603 is a prime.

It is not a weakly prime, because it can be changed into another prime (68908613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34454301 + 34454302.

It is an arithmetic number, because the mean of its divisors is an integer number (34454302).

Almost surely, 2^68908603 is an apocalyptic number.

68908603 is a deficient number, since it is larger than the sum of its proper divisors (1).

68908603 is an equidigital number, since it uses as much as digits as its factorization.

68908603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 68908603 is about 8301.1205870051. The cubic root of 68908603 is about 409.9754159362.

The spelling of 68908603 in words is "sixty-eight million, nine hundred eight thousand, six hundred three".