268513703 has 2 divisors, whose sum is σ = 268513704. Its totient is φ = 268513702.

The previous prime is 268513673. The next prime is 268513709. The reversal of 268513703 is 307315862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 268513703 - 2⁸ = 268513447 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (268513709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134256851 + 134256852.

It is an arithmetic number, because the mean of its divisors is an integer number (134256852).

Almost surely, 2^268513703 is an apocalyptic number.

268513703 is a deficient number, since it is larger than the sum of its proper divisors (1).

268513703 is an equidigital number, since it uses as much as digits as its factorization.

268513703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 268513703 is about 16386.3877349463. The cubic root of 268513703 is about 645.1422501390.

The spelling of 268513703 in words is "two hundred sixty-eight million, five hundred thirteen thousand, seven hundred three".