854671213 has 4 divisors (see below), whose sum is σ = 932368608. Its totient is φ = 776973820.

The previous prime is 854671211. The next prime is 854671219. The reversal of 854671213 is 312176458.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 854671213 - 2¹ = 854671211 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 (854671211) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 38848681 + ... + 38848702.

It is an arithmetic number, because the mean of its divisors is an integer number (233092152).

Almost surely, 2^854671213 is an apocalyptic number.

It is an amenable number.

854671213 is a deficient number, since it is larger than the sum of its proper divisors (77697395).

854671213 is a wasteful number, since it uses less digits than its factorization.

854671213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77697394.

The product of its digits is 40320, while the sum is 37.

The square root of 854671213 is about 29234.7603547558. The cubic root of 854671213 is about 949.0003197863. Note that the first 3 decimals are identical.

The spelling of 854671213 in words is "eight hundred fifty-four million, six hundred seventy-one thousand, two hundred thirteen".