673770143 has 2 divisors, whose sum is σ = 673770144. Its totient is φ = 673770142.

The previous prime is 673770131. The next prime is 673770169. The reversal of 673770143 is 341077376.

673770143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673770143 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 673770097 and 673770106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673770043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336885071 + 336885072.

It is an arithmetic number, because the mean of its divisors is an integer number (336885072).

Almost surely, 2^673770143 is an apocalyptic number.

673770143 is a deficient number, since it is larger than the sum of its proper divisors (1).

673770143 is an equidigital number, since it uses as much as digits as its factorization.

673770143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 74088, while the sum is 38.

The square root of 673770143 is about 25957.0827135871. The cubic root of 673770143 is about 876.6722385075.

The spelling of 673770143 in words is "six hundred seventy-three million, seven hundred seventy thousand, one hundred forty-three".