854343383 has 2 divisors, whose sum is σ = 854343384. Its totient is φ = 854343382.

The previous prime is 854343317. The next prime is 854343397. The reversal of 854343383 is 383343458.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-854343383 is a prime.

It is equal to p_43793069 and since 854343383 and 43793069 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 854343383.

It is a congruent number.

It is a weakly prime.

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, 427171691 + 427171692.

It is an arithmetic number, because the mean of its divisors is an integer number (427171692).

Almost surely, 2^854343383 is an apocalyptic number.

854343383 is a deficient number, since it is larger than the sum of its proper divisors (1).

854343383 is an equidigital number, since it uses as much as digits as its factorization.

854343383 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 414720, while the sum is 41.

The square root of 854343383 is about 29229.1529641213. The cubic root of 854343383 is about 948.8789668588.

The spelling of 854343383 in words is "eight hundred fifty-four million, three hundred forty-three thousand, three hundred eighty-three".