855651071 has 8 divisors (see below), whose sum is σ = 936910800. Its totient is φ = 774970240.

The previous prime is 855651047. The next prime is 855651079. The reversal of 855651071 is 170156558.

It is a happy number.

855651071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 855651071 - 2²⁶ = 788542207 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 (855651079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141626 + ... + 147543.

It is an arithmetic number, because the mean of its divisors is an integer number (117113850).

Almost surely, 2^855651071 is an apocalyptic number.

855651071 is a deficient number, since it is larger than the sum of its proper divisors (81259729).

855651071 is a wasteful number, since it uses less digits than its factorization.

855651071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289449.

The product of its (nonzero) digits is 42000, while the sum is 38.

The square root of 855651071 is about 29251.5139950055. The cubic root of 855651071 is about 949.3628492223.

The spelling of 855651071 in words is "eight hundred fifty-five million, six hundred fifty-one thousand, seventy-one".