4142851 has 4 divisors (see below), whose sum is σ = 4221072. Its totient is φ = 4064632.

The previous prime is 4142813. The next prime is 4142857. The reversal of 4142851 is 1582414.

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

It is a cyclic number.

It is not a de Polignac number, because 4142851 - 2¹³ = 4134659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4142857) 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, 39031 + ... + 39136.

It is an arithmetic number, because the mean of its divisors is an integer number (1055268).

Almost surely, 2^4142851 is an apocalyptic number.

4142851 is a deficient number, since it is larger than the sum of its proper divisors (78221).

4142851 is an equidigital number, since it uses as much as digits as its factorization.

4142851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78220.

The product of its digits is 1280, while the sum is 25.

The square root of 4142851 is about 2035.3994693917. The cubic root of 4142851 is about 160.6077278081.

The spelling of 4142851 in words is "four million, one hundred forty-two thousand, eight hundred fifty-one".