857146113 has 12 divisors (see below), whose sum is σ = 1239900688. Its totient is φ = 570599640.

The previous prime is 857146109. The next prime is 857146153. The reversal of 857146113 is 311641758.

It is not a de Polignac number, because 857146113 - 2² = 857146109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (857146153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62695 + ... + 75132.

Almost surely, 2^857146113 is an apocalyptic number.

It is an amenable number.

857146113 is a deficient number, since it is larger than the sum of its proper divisors (382754575).

857146113 is a wasteful number, since it uses less digits than its factorization.

857146113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138524 (or 138521 counting only the distinct ones).

The product of its digits is 20160, while the sum is 36.

The square root of 857146113 is about 29277.0577927496. The cubic root of 857146113 is about 949.9154543412.

The spelling of 857146113 in words is "eight hundred fifty-seven million, one hundred forty-six thousand, one hundred thirteen".