854340071 has 4 divisors (see below), whose sum is σ = 920058552. Its totient is φ = 788621592.

The previous prime is 854340041. The next prime is 854340077. The reversal of 854340071 is 170043458.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 854340071 - 2⁶ = 854340007 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854340077) 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 in 3 ways as a sum of consecutive naturals, for example, 32859221 + ... + 32859246.

It is an arithmetic number, because the mean of its divisors is an integer number (230014638).

Almost surely, 2^854340071 is an apocalyptic number.

854340071 is a deficient number, since it is larger than the sum of its proper divisors (65718481).

854340071 is a wasteful number, since it uses less digits than its factorization.

854340071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65718480.

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 854340071 is about 29229.0963083021. The cubic root of 854340071 is about 948.8777406964.

The spelling of 854340071 in words is "eight hundred fifty-four million, three hundred forty thousand, seventy-one".