4079819 has 2 divisors, whose sum is σ = 4079820. Its totient is φ = 4079818.

The previous prime is 4079783. The next prime is 4079821. The reversal of 4079819 is 9189704.

4079819 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4079819 - 2¹² = 4075723 is a prime.

It is a super-2 number, since 2×4079819² = 33289846145522, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 4079821, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4079219) 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 as a sum of consecutive naturals, namely, 2039909 + 2039910.

It is an arithmetic number, because the mean of its divisors is an integer number (2039910).

Almost surely, 2^4079819 is an apocalyptic number.

4079819 is a deficient number, since it is larger than the sum of its proper divisors (1).

4079819 is an equidigital number, since it uses as much as digits as its factorization.

4079819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 38.

The square root of 4079819 is about 2019.8561829992. The cubic root of 4079819 is about 159.7890318458.

The spelling of 4079819 in words is "four million, seventy-nine thousand, eight hundred nineteen".