100285079 has 2 divisors, whose sum is σ = 100285080. Its totient is φ = 100285078.

The previous prime is 100285061. The next prime is 100285109. The reversal of 100285079 is 970582001.

It is a weak prime.

It is an emirp because it is prime and its reverse (970582001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100285079 - 2¹⁶ = 100219543 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100285379) 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, 50142539 + 50142540.

It is an arithmetic number, because the mean of its divisors is an integer number (50142540).

Almost surely, 2^100285079 is an apocalyptic number.

100285079 is a deficient number, since it is larger than the sum of its proper divisors (1).

100285079 is an equidigital number, since it uses as much as digits as its factorization.

100285079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 32.

The square root of 100285079 is about 10014.2438057000. The cubic root of 100285079 is about 464.5995380559.

The spelling of 100285079 in words is "one hundred million, two hundred eighty-five thousand, seventy-nine".