855429119 has 4 divisors (see below), whose sum is σ = 856428144. Its totient is φ = 854430096.

The previous prime is 855429031. The next prime is 855429163. The reversal of 855429119 is 911924558.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 911924558 = 2 ⋅455962279.

It is a cyclic number.

It is not a de Polignac number, because 855429119 - 2²⁴ = 838651903 is a prime.

It is a super-2 number, since 2×855429119² = 1463517955266232322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 855429119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (855429019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 498227 + ... + 499940.

It is an arithmetic number, because the mean of its divisors is an integer number (214107036).

Almost surely, 2^855429119 is an apocalyptic number.

855429119 is a deficient number, since it is larger than the sum of its proper divisors (999025).

855429119 is an equidigital number, since it uses as much as digits as its factorization.

855429119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 999024.

The product of its digits is 129600, while the sum is 44.

The square root of 855429119 is about 29247.7198940362. The cubic root of 855429119 is about 949.2807553205.

It can be divided in two parts, 8554 and 29119, that added together give a palindrome (37673).

The spelling of 855429119 in words is "eight hundred fifty-five million, four hundred twenty-nine thousand, one hundred nineteen".