854436955 has 4 divisors (see below), whose sum is σ = 1025324352. Its totient is φ = 683549560.

The previous prime is 854436953. The next prime is 854436971. The reversal of 854436955 is 559634458.

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

It is not a de Polignac number, because 854436955 - 2¹ = 854436953 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 854436899 and 854436908.

It is not an unprimeable number, because it can be changed into a prime (854436953) 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, 85443691 + ... + 85443700.

It is an arithmetic number, because the mean of its divisors is an integer number (256331088).

Almost surely, 2^854436955 is an apocalyptic number.

854436955 is a deficient number, since it is larger than the sum of its proper divisors (170887397).

854436955 is a wasteful number, since it uses less digits than its factorization.

854436955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170887396.

The product of its digits is 2592000, while the sum is 49.

The square root of 854436955 is about 29230.7535824857. The cubic root of 854436955 is about 948.9136075989.

The spelling of 854436955 in words is "eight hundred fifty-four million, four hundred thirty-six thousand, nine hundred fifty-five".