680375041 has 2 divisors, whose sum is σ = 680375042. Its totient is φ = 680375040.

The previous prime is 680374979. The next prime is 680375077. The reversal of 680375041 is 140573086.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 676780225 + 3594816 = 26015^2 + 1896^2 .

It is a cyclic number.

It is not a de Polignac number, because 680375041 - 2⁷ = 680374913 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 680374988 and 680375006.

It is not a weakly prime, because it can be changed into another prime (680375081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340187520 + 340187521.

It is an arithmetic number, because the mean of its divisors is an integer number (340187521).

Almost surely, 2^680375041 is an apocalyptic number.

It is an amenable number.

680375041 is a deficient number, since it is larger than the sum of its proper divisors (1).

680375041 is an equidigital number, since it uses as much as digits as its factorization.

680375041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 680375041 is about 26083.9997124674. Note that the first 3 decimals coincide. The cubic root of 680375041 is about 879.5275705428.

The spelling of 680375041 in words is "six hundred eighty million, three hundred seventy-five thousand, forty-one".