673712371 has 2 divisors, whose sum is σ = 673712372. Its totient is φ = 673712370.

The previous prime is 673712357. The next prime is 673712381. The reversal of 673712371 is 173217376.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673712371 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 673712371.

It is not a weakly prime, because it can be changed into another prime (673712341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336856185 + 336856186.

It is an arithmetic number, because the mean of its divisors is an integer number (336856186).

Almost surely, 2^673712371 is an apocalyptic number.

673712371 is a deficient number, since it is larger than the sum of its proper divisors (1).

673712371 is an equidigital number, since it uses as much as digits as its factorization.

673712371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 37044, while the sum is 37.

The square root of 673712371 is about 25955.9698528104. The cubic root of 673712371 is about 876.6471812202.

The spelling of 673712371 in words is "six hundred seventy-three million, seven hundred twelve thousand, three hundred seventy-one".