68038303 has 2 divisors, whose sum is σ = 68038304. Its totient is φ = 68038302.

The previous prime is 68038291. The next prime is 68038307. The reversal of 68038303 is 30383086.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68038303 - 2²¹ = 65941151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68038307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34019151 + 34019152.

It is an arithmetic number, because the mean of its divisors is an integer number (34019152).

Almost surely, 2^68038303 is an apocalyptic number.

68038303 is a deficient number, since it is larger than the sum of its proper divisors (1).

68038303 is an equidigital number, since it uses as much as digits as its factorization.

68038303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 68038303 is about 8248.5333847903. The cubic root of 68038303 is about 408.2421328830.

It can be divided in two parts, 680 and 38303, that added together give a palindrome (38983).

The spelling of 68038303 in words is "sixty-eight million, thirty-eight thousand, three hundred three".