853154243 has 2 divisors, whose sum is σ = 853154244. Its totient is φ = 853154242.

The previous prime is 853154221. The next prime is 853154273. The reversal of 853154243 is 342451358.

853154243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 853154243 - 2¹² = 853150147 is a prime.

It is not a weakly prime, because it can be changed into another prime (853154273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426577121 + 426577122.

It is an arithmetic number, because the mean of its divisors is an integer number (426577122).

Almost surely, 2^853154243 is an apocalyptic number.

853154243 is a deficient number, since it is larger than the sum of its proper divisors (1).

853154243 is an equidigital number, since it uses as much as digits as its factorization.

853154243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 35.

The square root of 853154243 is about 29208.8042035274. The cubic root of 853154243 is about 948.4385218457.

The spelling of 853154243 in words is "eight hundred fifty-three million, one hundred fifty-four thousand, two hundred forty-three".