680372743 has 2 divisors, whose sum is σ = 680372744. Its totient is φ = 680372742.

The previous prime is 680372701. The next prime is 680372753. The reversal of 680372743 is 347273086.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-680372743 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 680372696 and 680372705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680372753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340186371 + 340186372.

It is an arithmetic number, because the mean of its divisors is an integer number (340186372).

Almost surely, 2^680372743 is an apocalyptic number.

680372743 is a deficient number, since it is larger than the sum of its proper divisors (1).

680372743 is an equidigital number, since it uses as much as digits as its factorization.

680372743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 680372743 is about 26083.9556624374. The cubic root of 680372743 is about 879.5265803258.

The spelling of 680372743 in words is "six hundred eighty million, three hundred seventy-two thousand, seven hundred forty-three".