853834547 has 2 divisors, whose sum is σ = 853834548. Its totient is φ = 853834546.

The previous prime is 853834439. The next prime is 853834561. The reversal of 853834547 is 745438358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 853834547 - 2¹⁰ = 853833523 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (853834747) by changing a digit.

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, 426917273 + 426917274.

It is an arithmetic number, because the mean of its divisors is an integer number (426917274).

Almost surely, 2^853834547 is an apocalyptic number.

853834547 is a deficient number, since it is larger than the sum of its proper divisors (1).

853834547 is an equidigital number, since it uses as much as digits as its factorization.

853834547 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1612800, while the sum is 47.

The square root of 853834547 is about 29220.4474127280. The cubic root of 853834547 is about 948.6905493857.

The spelling of 853834547 in words is "eight hundred fifty-three million, eight hundred thirty-four thousand, five hundred forty-seven".