853457795 has 16 divisors (see below), whose sum is σ = 1036772352. Its totient is φ = 674400480.

The previous prime is 853457779. The next prime is 853457821. The reversal of 853457795 is 597754358.

It is a Cunningham number, because it is equal to 29214²-1.

It is not a de Polignac number, because 853457795 - 2⁴ = 853457779 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143144 + ... + 148986.

It is an arithmetic number, because the mean of its divisors is an integer number (64798272).

Almost surely, 2^853457795 is an apocalyptic number.

853457795 is a deficient number, since it is larger than the sum of its proper divisors (183314557).

853457795 is a wasteful number, since it uses less digits than its factorization.

853457795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6202.

The product of its digits is 5292000, while the sum is 53.

The square root of 853457795 is about 29213.9999828849. Note that the first 4 decimals coincide. The cubic root of 853457795 is about 948.5509932127.

The spelling of 853457795 in words is "eight hundred fifty-three million, four hundred fifty-seven thousand, seven hundred ninety-five".