840853163 has 8 divisors (see below), whose sum is σ = 851549328. Its totient is φ = 830170624.

The previous prime is 840853129. The next prime is 840853199. The reversal of 840853163 is 361358048.

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

It is a cyclic number.

It is not a de Polignac number, because 840853163 - 2¹⁶ = 840787627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (840853763) 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, 186431 + ... + 190887.

It is an arithmetic number, because the mean of its divisors is an integer number (106443666).

Almost surely, 2^840853163 is an apocalyptic number.

840853163 is a gapful number since it is divisible by the number (83) formed by its first and last digit.

840853163 is a deficient number, since it is larger than the sum of its proper divisors (10696165).

840853163 is a wasteful number, since it uses less digits than its factorization.

840853163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6813.

The product of its (nonzero) digits is 69120, while the sum is 38.

The square root of 840853163 is about 28997.4682170703. The cubic root of 840853163 is about 943.8581293998.

The spelling of 840853163 in words is "eight hundred forty million, eight hundred fifty-three thousand, one hundred sixty-three".