673401359 has 2 divisors, whose sum is σ = 673401360. Its totient is φ = 673401358.

The previous prime is 673401353. The next prime is 673401367. The reversal of 673401359 is 953104376.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 673401359 - 2²⁸ = 404965903 is a prime.

It is a super-3 number, since 3×673401359³ (a number of 27 digits) contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (673401353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336700679 + 336700680.

It is an arithmetic number, because the mean of its divisors is an integer number (336700680).

Almost surely, 2^673401359 is an apocalyptic number.

673401359 is a deficient number, since it is larger than the sum of its proper divisors (1).

673401359 is an equidigital number, since it uses as much as digits as its factorization.

673401359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 38.

The square root of 673401359 is about 25949.9780154049. The cubic root of 673401359 is about 876.5122622397.

The spelling of 673401359 in words is "six hundred seventy-three million, four hundred one thousand, three hundred fifty-nine".