680146703 has 2 divisors, whose sum is σ = 680146704. Its totient is φ = 680146702.

The previous prime is 680146699. The next prime is 680146759. The reversal of 680146703 is 307641086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 680146703 - 2² = 680146699 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680146763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340073351 + 340073352.

It is an arithmetic number, because the mean of its divisors is an integer number (340073352).

Almost surely, 2^680146703 is an apocalyptic number.

680146703 is a deficient number, since it is larger than the sum of its proper divisors (1).

680146703 is an equidigital number, since it uses as much as digits as its factorization.

680146703 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 680146703 is about 26079.6223707323. The cubic root of 680146703 is about 879.4291679339.

Adding to 680146703 its reverse (307641086), we get a palindrome (987787789).

The spelling of 680146703 in words is "six hundred eighty million, one hundred forty-six thousand, seven hundred three".