65852173 has 2 divisors, whose sum is σ = 65852174. Its totient is φ = 65852172.

The previous prime is 65852161. The next prime is 65852183. The reversal of 65852173 is 37125856.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 53553124 + 12299049 = 7318^2 + 3507^2 .

It is a cyclic number.

It is not a de Polignac number, because 65852173 - 2⁵ = 65852141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65852113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32926086 + 32926087.

It is an arithmetic number, because the mean of its divisors is an integer number (32926087).

Almost surely, 2^65852173 is an apocalyptic number.

It is an amenable number.

65852173 is a deficient number, since it is larger than the sum of its proper divisors (1).

65852173 is an equidigital number, since it uses as much as digits as its factorization.

65852173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50400, while the sum is 37.

The square root of 65852173 is about 8114.9351815033. The cubic root of 65852173 is about 403.8220571294.

The spelling of 65852173 in words is "sixty-five million, eight hundred fifty-two thousand, one hundred seventy-three".