4079 has 2 divisors, whose sum is σ = 4080. Its totient is φ = 4078.
The previous prime is 4073. The next prime is 4091. The reversal of 4079 is 9704.
4079 is nontrivially palindromic in base 16.
4079 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 4079 - 28 = 3823 is a prime.
4079 is an undulating number in base 16.
It is a nialpdrome in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 4079.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (4073) 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, 2039 + 2040.
It is an arithmetic number, because the mean of its divisors is an integer number (2040).
24079 is an apocalyptic number.
4079 is a deficient number, since it is larger than the sum of its proper divisors (1).
4079 is an equidigital number, since it uses as much as digits as its factorization.
4079 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 252, while the sum is 20.
The square root of 4079 is about 63.8670494073. The cubic root of 4079 is about 15.9778338890.
Subtracting 4079 from its reverse (9704), we obtain a square (5625 = 752).
It can be divided in two parts, 407 and 9, that multiplied together give a palindrome (3663).
The spelling of 4079 in words is "four thousand, seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.061 sec. • engine limits •