853388273 has 2 divisors, whose sum is σ = 853388274. Its totient is φ = 853388272.

The previous prime is 853388267. The next prime is 853388279. The reversal of 853388273 is 372883358.

It is a balanced prime because it is at equal distance from previous prime (853388267) and next prime (853388279).

It can be written as a sum of positive squares in only one way, i.e., 774675889 + 78712384 = 27833^2 + 8872^2 .

It is a cyclic number.

It is not a de Polignac number, because 853388273 - 2⁶ = 853388209 is a prime.

It is not a weakly prime, because it can be changed into another prime (853388279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426694136 + 426694137.

It is an arithmetic number, because the mean of its divisors is an integer number (426694137).

Almost surely, 2^853388273 is an apocalyptic number.

It is an amenable number.

853388273 is a deficient number, since it is larger than the sum of its proper divisors (1).

853388273 is an equidigital number, since it uses as much as digits as its factorization.

853388273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 967680, while the sum is 47.

The square root of 853388273 is about 29212.8100839341. The cubic root of 853388273 is about 948.5252364410.

The spelling of 853388273 in words is "eight hundred fifty-three million, three hundred eighty-eight thousand, two hundred seventy-three".