173485307 has 2 divisors, whose sum is σ = 173485308. Its totient is φ = 173485306.

The previous prime is 173485253. The next prime is 173485369. The reversal of 173485307 is 703584371.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 173485307 - 2¹⁸ = 173223163 is a prime.

It is a weakly prime.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86742653 + 86742654.

It is an arithmetic number, because the mean of its divisors is an integer number (86742654).

Almost surely, 2^173485307 is an apocalyptic number.

173485307 is a deficient number, since it is larger than the sum of its proper divisors (1).

173485307 is an equidigital number, since it uses as much as digits as its factorization.

173485307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70560, while the sum is 38.

The square root of 173485307 is about 13171.3821218580. The cubic root of 173485307 is about 557.7260113069.

The spelling of 173485307 in words is "one hundred seventy-three million, four hundred eighty-five thousand, three hundred seven".