853417995 has 16 divisors (see below), whose sum is σ = 1366228512. Its totient is φ = 454903040.

The previous prime is 853417979. The next prime is 853417997. The reversal of 853417995 is 599714358.

It is not a de Polignac number, because 853417995 - 2⁴ = 853417979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (853417997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13825 + ... + 43565.

It is an arithmetic number, because the mean of its divisors is an integer number (85389282).

Almost surely, 2^853417995 is an apocalyptic number.

853417995 is a deficient number, since it is larger than the sum of its proper divisors (512810517).

853417995 is a wasteful number, since it uses less digits than its factorization.

853417995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31662.

The product of its digits is 1360800, while the sum is 51.

The square root of 853417995 is about 29213.3187946868. The cubic root of 853417995 is about 948.5362481304.

The spelling of 853417995 in words is "eight hundred fifty-three million, four hundred seventeen thousand, nine hundred ninety-five".