853803057 has 8 divisors (see below), whose sum is σ = 1198320160. Its totient is φ = 539244000.

The previous prime is 853803047. The next prime is 853803059. The reversal of 853803057 is 750308358.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 853803057 - 2⁶ = 853802993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (853803059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7489444 + ... + 7489557.

It is an arithmetic number, because the mean of its divisors is an integer number (149790020).

Almost surely, 2^853803057 is an apocalyptic number.

It is an amenable number.

853803057 is a deficient number, since it is larger than the sum of its proper divisors (344517103).

853803057 is a wasteful number, since it uses less digits than its factorization.

853803057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14979023.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 853803057 is about 29219.9085727522. The cubic root of 853803057 is about 948.6788864576.

The spelling of 853803057 in words is "eight hundred fifty-three million, eight hundred three thousand, fifty-seven".