673122169 has 2 divisors, whose sum is σ = 673122170. Its totient is φ = 673122168.

The previous prime is 673122143. The next prime is 673122179. The reversal of 673122169 is 961221376.

673122169 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 can be written as a sum of positive squares in only one way, i.e., 593555769 + 79566400 = 24363^2 + 8920^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673122169 is a prime.

It is a super-2 number, since 2×673122169² = 906186908798529122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (673122119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336561084 + 336561085.

It is an arithmetic number, because the mean of its divisors is an integer number (336561085).

Almost surely, 2^673122169 is an apocalyptic number.

It is an amenable number.

673122169 is a deficient number, since it is larger than the sum of its proper divisors (1).

673122169 is an equidigital number, since it uses as much as digits as its factorization.

673122169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 37.

The square root of 673122169 is about 25944.5980697331. The cubic root of 673122169 is about 876.3911124567.

It can be divided in two parts, 6731 and 22169, that added together give a square (28900 = 170²).

The spelling of 673122169 in words is "six hundred seventy-three million, one hundred twenty-two thousand, one hundred sixty-nine".