846956143 has 4 divisors (see below), whose sum is σ = 923952168. Its totient is φ = 769960120.

The previous prime is 846956119. The next prime is 846956183. The reversal of 846956143 is 341659648.

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 846956143 - 2¹³ = 846947951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 846956093 and 846956102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (846956183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38497996 + ... + 38498017.

It is an arithmetic number, because the mean of its divisors is an integer number (230988042).

Almost surely, 2^846956143 is an apocalyptic number.

846956143 is a deficient number, since it is larger than the sum of its proper divisors (76996025).

846956143 is a wasteful number, since it uses less digits than its factorization.

846956143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76996024.

The product of its digits is 622080, while the sum is 46.

The square root of 846956143 is about 29102.5109397797. The cubic root of 846956143 is about 946.1361596628.

The spelling of 846956143 in words is "eight hundred forty-six million, nine hundred fifty-six thousand, one hundred forty-three".