674805143 has 2 divisors, whose sum is σ = 674805144. Its totient is φ = 674805142.

The previous prime is 674805097. The next prime is 674805161. The reversal of 674805143 is 341508476.

674805143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 674805143 - 2⁸ = 674804887 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 674805097 and 674805106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674805163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337402571 + 337402572.

It is an arithmetic number, because the mean of its divisors is an integer number (337402572).

Almost surely, 2^674805143 is an apocalyptic number.

674805143 is a deficient number, since it is larger than the sum of its proper divisors (1).

674805143 is an equidigital number, since it uses as much as digits as its factorization.

674805143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 38.

The square root of 674805143 is about 25977.0118181441. The cubic root of 674805143 is about 877.1209036625.

The spelling of 674805143 in words is "six hundred seventy-four million, eight hundred five thousand, one hundred forty-three".