4079079209 has 2 divisors, whose sum is σ = 4079079210. Its totient is φ = 4079079208.

The previous prime is 4079079197. The next prime is 4079079259. The reversal of 4079079209 is 9029709704.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3152485609 + 926593600 = 56147^2 + 30440^2 .

It is a cyclic number.

It is not a de Polignac number, because 4079079209 - 2²⁰ = 4078030633 is a prime.

It is not a weakly prime, because it can be changed into another prime (4079079259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2039539604 + 2039539605.

It is an arithmetic number, because the mean of its divisors is an integer number (2039539605).

Almost surely, 2^4079079209 is an apocalyptic number.

It is an amenable number.

4079079209 is a deficient number, since it is larger than the sum of its proper divisors (1).

4079079209 is an equidigital number, since it uses as much as digits as its factorization.

4079079209 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 47.

The square root of 4079079209 is about 63867.6695128294. The cubic root of 4079079209 is about 1597.7937311396.

The spelling of 4079079209 in words is "four billion, seventy-nine million, seventy-nine thousand, two hundred nine".