673126635341 has 2 divisors, whose sum is σ = 673126635342. Its totient is φ = 673126635340.

The previous prime is 673126635317. The next prime is 673126635343. The reversal of 673126635341 is 143536621376.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 653688420100 + 19438215241 = 808510^2 + 139421^2 .

It is a cyclic number.

It is not a de Polignac number, because 673126635341 - 2²² = 673122441037 is a prime.

It is a Sophie Germain prime.

Together with 673126635343, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673126635343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336563317670 + 336563317671.

It is an arithmetic number, because the mean of its divisors is an integer number (336563317671).

Almost surely, 2^673126635341 is an apocalyptic number.

It is an amenable number.

673126635341 is a deficient number, since it is larger than the sum of its proper divisors (1).

673126635341 is an equidigital number, since it uses as much as digits as its factorization.

673126635341 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1632960, while the sum is 47.

The spelling of 673126635341 in words is "six hundred seventy-three billion, one hundred twenty-six million, six hundred thirty-five thousand, three hundred forty-one".