42845411 has 4 divisors (see below), whose sum is σ = 48966192. Its totient is φ = 36724632.

The previous prime is 42845381. The next prime is 42845417. The reversal of 42845411 is 11454824.

42845411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-42845411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42845417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3060380 + ... + 3060393.

It is an arithmetic number, because the mean of its divisors is an integer number (12241548).

Almost surely, 2^42845411 is an apocalyptic number.

42845411 is a deficient number, since it is larger than the sum of its proper divisors (6120781).

42845411 is an equidigital number, since it uses as much as digits as its factorization.

42845411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6120780.

The product of its digits is 5120, while the sum is 29.

The square root of 42845411 is about 6545.6406103605. The cubic root of 42845411 is about 349.9194671856.

The spelling of 42845411 in words is "forty-two million, eight hundred forty-five thousand, four hundred eleven".